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1 tháng 8 2021

đề bài là j v

1 tháng 8 2021

em nào địt với anh ko

1 tháng 8 2021

em nào có nhu cầu bú lồn thì liên hệ anh nha

31 tháng 7 2021

câu 1: có "yesterday'' nên sẽ ở QKĐ, dùng ở phủ định là S+didn't V nên sẽ là

1. Lisa didn't go to work yesterday. She wasn't feeling well

31 tháng 7 2021

1. didn't go

2. doesn't rain

3. learnt

4. are they talking

5. goes

6. am helping

7. has

8. came

31 tháng 7 2021

Em lớp 5 lên ko biết . Sorry

31 tháng 7 2021

- Cities is big. The life is exciting. Public transport is good. But life is stressful. People are busy running one place to other.

- Life in the contry may be boring but peolpe are close nature and the air is clean. People have a relaxed lifestyle. But there is nothing bad, they have nothing to do all day.

Chúc e học tốt!

31 tháng 7 2021

1 Tính:

1) \(\frac{2}{5}\)\(+\)\(\frac{7}{3}\)

\(=\)\(\frac{6}{15}\)\(+\)\(\frac{35}{15}\)

\(=\)\(\frac{41}{15}\)

2) \(\frac{6}{5}\)\(-\)\(\frac{2}{3}\)

\(=\)\(\frac{18}{15}\)\(-\)\(\frac{10}{15}\)

\(=\)\(\frac{8}{15}\)

c) \(\frac{7}{12}\)\(+\)\(\frac{4}{15}\)

\(=\)\(\frac{35}{60}\)\(+\)\(\frac{16}{60}\)

\(=\)\(\frac{51}{60}\)

\(=\)\(\frac{17}{30}\)

d) \(\frac{3}{8}\)\(+\)\(\frac{1}{12}\)

\(=\)\(\frac{9}{24}\)\(+\)\(\frac{2}{24}\)

\(=\)\(\frac{11}{24}\)

31 tháng 7 2021

2 Tính

1) \(\frac{2}{5}\)\(-\)\(\frac{1}{10}\)\(+\)\(\frac{1}{2}\)

\(=\)\(\frac{4}{10}\)\(-\)\(\frac{1}{10}\)\(+\)\(\frac{5}{10}\)

\(=\)\(\frac{3}{10}\)\(+\)\(\frac{5}{10}\)

\(=\)\(\frac{8}{10}\)

2) \(3-\frac{1}{4}\)\(+\frac{1}{6}\)

\(=\)\(\frac{36}{12}\)\(-\frac{3}{12}\)\(+\frac{2}{12}\)

\(=\)\(\frac{33}{12}\)\(+\frac{2}{12}\)

\(=\)\(\frac{35}{12}\)

3) \(4\)\(-\)\(\frac{2}{5}\)\(+\)\(\frac{3}{2}\)

\(=\)\(\frac{40}{10}\)\(-\)\(\frac{4}{10}\)\(+\)\(\frac{15}{10}\)

\(=\)\(\frac{36}{10}\)\(+\)\(\frac{15}{10}\)

\(=\)\(\frac{51}{10}\)

4) \(\frac{30}{45}\)\(+\)\(\frac{10}{70}\)\(-\)\(\frac{15}{30}\)

\(=\)\(\frac{2}{3}\)\(+\)\(\frac{1}{7}\)\(-\)\(\frac{1}{2}\)

\(=\)\(\frac{28}{42}\)\(+\)\(\frac{6}{42}\)\(-\)\(\frac{21}{42}\)

\(=\)\(\frac{34}{42}\)\(-\)\(\frac{21}{42}\)

\(=\)\(\frac{13}{42}\)

I. Read the following passage and choose the best answer for each blank.VietNam is a multicultural country with 54 ethnic groups. The Viet (King) people account (1)……….86% of the country’s population and mainly inhabit the Red River delta, the central coastal delta, the Mekong delta and major cities.The (2)……….53 ethnic minority groups, totaling over 8 million people, are scattered over mountainous areas (covering two- thirds of the country’s territory) (3)….from the North to...
Đọc tiếp

I. Read the following passage and choose the best answer for each blank.

VietNam is a multicultural country with 54 ethnic groups. The Viet (King) people account (1)……….86% of the country’s population and mainly inhabit the Red River delta, the central coastal delta, the Mekong delta and major cities.The (2)……….53 ethnic minority groups, totaling over 8 million people, are scattered over mountainous areas (covering two- thirds of the country’s territory) (3)….from the North to the South.

Among ethnic minorities, the (4)……….populated are Tay, Thai, Muong, Hoa,Khmer, Nung…..with a population of around 1 million each, (5)……….the least populated are Brau, Roman, Odu with several hundred people each. The Viet people (6)……….in establishing a centralised monarchy right in the 10th century. 

The Cham people once boasted (7)……….flourishing culture early in their history. The Tay, Nung, and Khmer peoples had reached high levels of (8)……….with the presence of various social strata. The Muong, Hmong, Dao, Thai peoples…..gathered under the rule of

(9)……….tribal heads. Many ethnic groups divided their population into social echelons, especially those (10)……….lived in mountainous areas.

1. A. with        B. for            C. of            D. on

2. A. other        B. another        C. others        D. another's

3. A. coming    B. lengthening    C. leaving        D. spreading

4. A. much        B. many        C. most        D. more

5. A. while        B. when        C. though        D. thus

6. A. managed    B. achieved    C. succeeded    D. conquered

7. A. the        B.a            C. an            D. some

8. A. development            B. establishment

    C. operation                D. contribution

9. A. social        B. minor        C. urban        D. local

10. A. which    B. who        C. whose        D. what

 

 
 
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31 tháng 7 2021

1 . weak to run fast .

2 . tall enough to reach the ceiling / short that he/she can't reach the ceiling / such a short child that he/she can't reach the ceiling .

3 . expensive that I can't buy it / such an expensive house that I can't buy it / cheap enough for me to buy .

4 . simple enough for him to do / difficult for him to do .