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9 tháng 8 2016
She is ill, so she must see the doctor.
2. It’s raining heavily. You must take your umbrella.
3. We can't pick (not / pick) the flowers in the park.
4. Mike is nine months old. He can't eat (not / eat) nuts.
5. I am very tall. So I must play basketball.
6. I’m sorry but we can't come (not / come) to your party
tomorrow.
7. You are speaking very quietly. I can't understand (not / understand) you.
8. Can I use your phone?
9. We must go to the bank today. We haven’t got any money.
10. My hands are dirty. I must wash them.
11. It’s late. I must go now.
12. You must stop at a red traffic light.
13. You can't speed (not / speed) in the city.
14. Tourists can take their passports when they go abroad.
15. Footballers can't touch (not / touch) the ball with their hands.
16. Can you play the guitar?
17. I can't come (not / come) with you now. Because I’m studying
my lessons.
9 tháng 8 2016
She is ill, so she must see the doctor.
2. It’s raining heavily. You must take your umbrella.
3. We can't pick (not / pick) the flowers in the park.
4. Mike is nine months old. He can't eat (not / eat) nuts.
5. I am very tall. So I must play basketball.
6. I’m sorry but we can't come (not / come) to your party tomorrow.
7. You are speaking very quietly. I can't understand (not / understand) you.
8. Can I use your phone?
9. We must go to the bank today. We haven’t got any money.
10. My hands are dirty. I must wash them.
11. It’s late. I must go now.
12. You must stop at a red traffic light.
13. You can't speed (not / speed) in the city.
14. Tourists can take their passports when they go abroad.
15. Footballers can't touch (not / touch) the ball with their hands.
16. Can you play the guitar?
17. I can't come (not / come) with you now. Because I’m studying my lessons.
9 tháng 8 2016
. She is ill, so she ………should………………. see the doctor.
2. It’s raining heavily. You ……must……………… take your umbrella.
3. We ……………don't pick…………………. (not / pick) the flowers in the park.
4. Mike is nine months old. He ……………doesn't eat………………… (not / eat) nuts.
5. I am very tall. So I …………can………… play basketball.
6. I’m sorry but we ………………won't come…………………………. (not / come) to your party
tomorrow.
7. You are speaking very quietly. I …………am not undertanding……………………….. (not / understand) you.
8. …………Can………….. I use your phone?
9. We …must………………….. go to the bank today. We haven’t got any money.
10. My hands are dirty. I ………must……………….. wash them.
11. It’s late. I …………am going to ………………. go now.
12. You ……………must…….. stop at a red traffic light.
13. You …………………don't speed……………….. (not / speed) in the city.
14. Tourists …………must…………… take their passports when they go abroad.
15. Footballers ……………don't touch……………………….. (not / touch) the ball with their hands.
16. ………Can……………… you play the guitar?
17. I …………………………can't…………… (not / come) with you now. Because I’m studying
my lessons.
9 tháng 8 2016
. She is ill, so she …………should……………. see the doctor.
2. It’s raining heavily. You …………must………… take your umbrella.
3. We ………………don't pick………………. (not / pick) the flowers in the park.
4. Mike is nine months old. He ……………doesn't eat ………………… (not / eat) nuts.
5. I am very tall. So I ………………can…… play basketball.
6. I’m sorry but we ………………won't come…………………………. (not / come) to your party
tomorrow.
7. You are speaking very quietly. I …………………amn't understanding……………….. (not / understand) you.
8. ……………Can……….. I use your phone?
9. We ……………must……….. go to the bank today. We haven’t got any money.
10. My hands are dirty. I ……………must………….. wash them.
11. It’s late. I ……………am going to……………. go now.
12. You ……………must…….. stop at a red traffic light.
13. You ………………don't speed………………….. (not / speed) in the city.
14. Tourists ……………must………… take their passports when they go abroad.
15. Footballers …………………don't touch………………….. (not / touch) the ball with their hands.
16. ………………Can……… you play the guitar?
17. I ……………………can't come………………… (not / come) with you now. Because I’m studying
my lessons.
1 tháng 6 2016
1.I lived / was living in France for eight years.
2.Sue lived / was living in France when her uncle died.
3.At 6:15, when you phoned, I had / was having a shower.
4.Bill watched / was watching TV when Ann came in.
5.My father worked / was working hard all his life.
6.They got married while they studied / were studying at London University.
7.Yesterday we drove / were driving from Oxford to Edinburgh and back.
8.It was a nice evening, so she walked / was walking home from work.
Good luck to you!
TG
6 tháng 3 2020
a) |2x + 1| - 19 = -7
=> \(\left|2x+1\right|=-7+19=12\)
=> \(\left[{}\begin{matrix}2x+1=12\\2x+1=-12\end{matrix}\right.\)
=> \(\left[{}\begin{matrix}2x=12-1=11\\2x=-12-1=-13\end{matrix}\right.\)
=> \(\left[{}\begin{matrix}x=\frac{11}{2}\\x=-\frac{13}{2}\end{matrix}\right.\)
Vậy:............
b) -28 – 7. |- 3x + 15| = -70
=> \(\text{7. |- 3x + 15| = -28 - (-70) = -28 + 70 = 42}\)
=> \(\left|-3x+15\right|=42:7=6\)
=> \(\left[{}\begin{matrix}-3x+15=6\\-3x+15=-6\end{matrix}\right.\)
=> \(\left[{}\begin{matrix}-3x=6-15=-9\\-3x=-6-15=-6+\left(-15\right)=-21\end{matrix}\right.\)
=> \(\left[{}\begin{matrix}x=-9:\left(-3\right)=3\\x=x=-21:\left(-3\right)=7\end{matrix}\right.\)
Vậy:.....................
c) |18 – 2. |-x + 5|| = 12
=> \(\left[{}\begin{matrix}18-2.\left|-x+5\right|=12\\18-2.\left|-x+5\right|=-12\end{matrix}\right.\)
=> \(\left[{}\begin{matrix}2.\left|-x+5\right|=18-12=6\\2.\left|-x+5\right|=18-\left(-12\right)=18+12=30\end{matrix}\right.\)
=> \(\left[{}\begin{matrix}\left|-x+5\right|=6:2=3\\\left|-x+5\right|=30:2=15\end{matrix}\right.\)
=> \(\left[{}\begin{matrix}\left[{}\begin{matrix}-x+5=3\\-x+5=-3\end{matrix}\right.\\\left[{}\begin{matrix}-x+5=15\\-x+5=-15\end{matrix}\right.\end{matrix}\right.\)
=> \(\left[{}\begin{matrix}\left[{}\begin{matrix}-x=3-5=-2\\-x=-3-5=-8\end{matrix}\right.\\\left[{}\begin{matrix}-x=15-5=10\\-x=-15-5=-20\end{matrix}\right.\end{matrix}\right.\)
=> \(\left[{}\begin{matrix}\left[{}\begin{matrix}x=2\\x=8\end{matrix}\right.\\\left[{}\begin{matrix}x=-10\\x=20\end{matrix}\right.\end{matrix}\right.\)
TD
8 tháng 12 2016
Ex 2: Put the words in correct order:
1. Is/ gentle/ very/ Tam/.
=> Tam is very gentle.
2. What/ you/ Quang/ reading/, /are/?
=> What are you reading, Quang?
3. It’s /story/ two/ about/ Vietnamese /a /girls/.
=> It’s a Vietnamese about two girls.
4. are /Their/ Tam/ and /names/ Cam/.
=> Their names are Tam and Cam.
5. Story /Her /story /is /The/ of/ Tam/ favorite/ and /Cam/.
=> Her favorite story is The Story of Tam and Cam.
6. gentle /Snow /so /White /is/ and/ kind/.
=> Snow White is gentle and kind.
7. clever /Aladdin /is /very/.
=> Aladdin is very clever.
8. character/ Who /the /main /is/?
=> Who is the main character?
9. borrow/ May /book/ I /your/?
=> May I borrow your book?
10. You /it/ have/ it /I /when /can /finish/.
=> You can have when I finish it.
11. What /like/ generous/ is/he/? /– I/ he/ is /think/.
=> What is he like? – I think he is generous.
12. Do/ like/ you /fairy /comic/ tales/ like /or /book/? /– I /them/ both/ of/.
=> Do you like fairy tales or comic book? – I like both of them.
13. Fox /Do/ like /the/ you/?/ – clever/ Yes,/ he /because/ is/.
=> Do you like the Fox? – Yes because he is clever.
14. Book/ What /favorite /is /your/?/ – /Lamp /It’s /and /the /Magic /Aladdin/.
=> What is your favorite book? It’s Aladdin and the Magic Lamp.
15. Do /your /you/ free /read /books /in /time/?/– /do/ Yes, /I/.
=> Do you read books in your free time? – Yes, I do.
Ex 3: Fill in the blank with suitable word and then put the sentences in correct order to make a meaningful dialogue:
free, Snow, like, reading, seven
a. I see. What are you (1) reading now?
b. What do you do in your (2) free time?
c. No, I don’t. I (3) like reading short stories.
d. A Halloween story.
e. What are you reading now?
f. I read a lot. I like fairy tales.
g. (4) Snow White and the (5) seven Dwafs. What about you? Do you like fairy tales?
1. …e……
2. …d….…
3. …b……
4. …f……
5. …a……
6. …g……
7. …c……
Ex 4: Odd one out:
1. a. Tam b. Cam c. Aladdin d. Character
2. a. book b. fairy tale c. comic book d. ghost story
3. a. hard-working b. like c. kind d. gentle
4. a. generous b. cruel c. kind d. clever
5. a. read b. had c. bought d. borrowed
6. a. fairy tale b. funny story c. short story d. book fair
7. a. Magic Lamp b. Snow White c. Aladdin d. Princess Jasmine
8. a. Tam b. Cinderella c. Cam d. Cam’s mother
9. a. Malaysian b. Vietnamese c. Japanese d. England
10. a. An Tiem b. Hung King c. Watermelon d. Fox
Ex 5: Answer questions about you:
1. Do you read books in your free time?
Yes, I do.
2. Do you like reading short stories, comic books or fairy tales?
Yes, I do.
3. What are you reading now?
Sofia The First.
4. What is your favorite fairy tale character?
It’s Sofia.
5. What is she/ he like?
She’s gentle, kind, clever and friendly.
Ex 6: Read and match:
1. What’s An Tiem like?
a. He’s a clever boy.
2. Do you like reading fairy tales?
b. She’s cruel woman.
3. What’re you reading?
c. He's hard working.
4. What’s Snow White like?
d. No, I like comic books.
5. What’s Aladdin like?
e. They are short and generous.
6. What are the seven Dwarfs like?
f. A funny story.
7. What’s she reading?
g. She’s beautiful and kind.
8. What’s Cam's mother like?
h. I’m reading The Fox and the Crow.
1. c
2. d
3. h
4. g
5. a
6. e
7. a
8. b
Ex 7: Write about your favorite book:
I like reading comic book in my free time.
My favorite book is Into the Forest of Fireflies Light .
The main character is Gin .
I like him/ her because he is kind and handsome.
Ex 8: Fill in the blank with suitable words:
My name is Giang. I’m in Class 5B, Dong Da (1) Primary School. I live with my parents and my sister in Nam Dinh Province (2) My address is Flat 11, the third (3) floor of Nam Dinh Tower. My city is big, crowded but pretty.
I go to school from Monday morning to Friday morning. In the afternoon, I usually do my (4) homework Sometimes, I go to the library (5) with my friends. In the evening, I go to English Club on Monday, Thursday and Sunday. I have (6) three lessons today: Vietnamese, English and PE. My favorite subject is Vietnamese. I have it four (7) times a week.
Last summer, I went to Ha Noi with my uncle. We (8) visited Ho Chi Minh Mausoleum, Hoan Kiem Lake, Dong Xuan Market and Long Bien Bridge. We took a lot of photos.
Next summer, my family (9) will go to Ha Long Bay. We may explore the caves and swim (10) in the sea. We will have a lot of fun.
SC
23 tháng 12 2016
IV. Read and complete:
1 where did you go last week?
2 I went to the zoo
3 how did you go to the zoo?
4 I went there by bus
5 what did you see at the zoo?
6 I saw a lot of animals
SC
23 tháng 12 2016
B) like – go – big – slowly – zoo – animals
A: I didn’t see you yesterday. Where did you (1) ......go........................... ?
B: I went to the (2) .........zoo........................ .
A: What did you see there?
B: I saw some (3) .............animals.................... . I enjoyed looking at the baby elephant.
A: What was it (4) ............like..................... ?
B: It was very (5) ...............big.................. .
A: What did it do when you were there?
B: I t moved (6) ...............slowly.................. and quietly.
TD
17 tháng 12 2016
II. Read and match:
1. Where did you go yesterday?
j. I went to the zoo.
2. What did the lions do when you were there?
d. They roared loudly.
3. When did you go to the zoo?
f. I went there at 8 a.m.
4. Who did you go with?
i. I went there with my classmates.
5. Did you see any monkeys?
a. Yes, I did. They were really noisy.
6. What is the elephants like?
c. They were big and moved slowly.
7. What did you see at the zoo?
b. I saw a baby elephant and some other animals.
8. Did you go to the zoo last weekend?
h. No, I didn’t.
9. How did you get there?
g. By bus.
10. Did you see any tigers?
e. Yes, the tigers were very fast.
III. Put the words in correct order:
1.Did /week/ you /to /the/ go /zoo/, /Phong /last/?
=> Did you go to the zoo last week, Phong?
2. did /the/ do /What /when/ you /there/ peacocks /were/?
=> What did you do when there were peacocks?
3. pandas /saw/ two /at /the /She /zoo/.
=> She saw two pandas at the zoo.
4. are /the /your/ zoo /favourite/ animals/ What/ at/?
=> What is your favourite animal at the zoo?
5. moved /The /python/ slowly/ really/ and /quietly/.
=> The python moved really slowly and quietly.
6. The /slowly /pandas /really /things/ cute/ were/ and/ did/.
=> The pandas were cutes and did things really slowly.
7. The /was/ moved /quickly /gorillas/ Nam/ at/ the/ when /zoo/.
8. Hung /circus /the /and/ I/ a /saw /lot/ animals /of/ in/.
=> Hung and I saw a lot of animals in the circus.
9. Mai /fast /the/ because /tigers/ they/ liked/ were/.
=> Mai liked tigers because they were fast.
10. The /down /monkeys /up /and/ very /jumped /quickly/.
=> The monkeys jumped up and down very quickly.
IV. Read and complete:
A) bus – what – animals – zoo – how – where
1. Where did you go last week?
2. I went to the zoo .
3. How did you go to the zoo?
4. I went there by bus .
5. What did you see at the zoo?
6. I saw a lot of animals.
B) like – go – big – slowly – zoo – animals
A: I didn’t see you yesterday. Where did you (1) ...............go.................. ?
B: I went to the (2) ..............zoo................... .
A: What did you see there?
B: I saw some (3) ...........animals...................... . I enjoyed looking at the baby elephant.
A: What was it (4) ...............like.................. ?
B: It was very (5) ............big..................... .
A: What did it do when you were there?
B: I t moved (6) ...............slowly.................. and quietly.
V. Write complete sentences. Use the past simple of the verbs.
1. I / go swimming / yesterday/.
=> I went swimming yesterday.
2. Mrs. Nhung / wash / the dishes/.
=> Mrs. Nhung is washing the dishes.
3. my mother / go shopping / with / friends / in / park.
=> My mother goes shopping with friends in the park.
4. Lan / cook / chicken noodles / dinner.
=> Lan cooks chicken noodles for dinner.
5. Nam / I / study / hard / last weekend/.
=> Nam and I studied hard last weekend.
6. my father / play / table tennis / yesterday.
=> My father played table tennis yesterday.
7. last night / Phong /listen / music / for two hours.
=> Phong listened to music for two hours last night.
8. they / have / nice / weekend.
=> They have a nice weekend.
9. she / go / supermarket yesterday.
=> She went to the supermarket yesterday.
10. We / not go / school last week/.
=> We did not go to school last week.
VT
21 tháng 7 2016
V. 1. There are twelve months in a year
2. He takes care of the sick people
3. Are you interested in listening to music?
4. What does your mother?
5. Our summer vacation lasts two months
6. I spend two hours each day doing my homework
7. Hoa studies very hard
8. You don’t have to finish the work today
9. One of the greatest football player is Zidane
10. It is not easy to find an apartment in a big city
NA
21 tháng 7 2016
1. A year has twelve months
There are twelve months in a year.
2. He looks after the sick people
He takes care of sick people.
3. Do you enjoy listening to music?
à Are you interested in listening to music?
4. What is your mother’s job?
What does your mother do?
5. We have a two- month summer vacation
Our summer vacation lasts two months.
6. It takes me about two hours each day to do my homework
I spend two hours each day doing my homework.
7. Hoa is a hard student
à Hoa studies very hard
8. It is not necessary for you to finish the work today
à You don’t have to finish the work today.
9. Zidane is among the greatest football players in the world
à One of the greatest football player is Zidane.
10. Finding an apartment in a big city is not easy
à It is not easy to find an apartment in a big city.
DH
2 tháng 3 2021
\(CH_2=C\left(CH_3\right)-CH_2-CH_3\\ CH_2-CH-C\left(CH_3\right)\left(CH_3\right)-CH_3\\ CH_2=CH-CH\left(CH_3\right)-CH_2-CH_3\\ CH_3-CH=C\left(CH_3\right)-CH_2-CH_3\\ CH_3-CH=C\left(CH_3\right)-CH_3\\ CH_3-C\left(CH_3\right)=C\left(CH_3\right)-CH_3\\ CH_3-C\left(CH_3\right)=C\left(CH_2-CH_3\right)-CHCl-CH_3\\ CH_2=CH-CH=CH_2\\ CH_2=C\left(CH_3\right)-CBr=CH_2\)