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in sentence 2 there are 2 mistakes: incorrect word order and sequence of tense rule not followed.
Incorrect: First, he explained what are transistors.
Correct: First, he explained what transistors were.
In sentence 3 there are 2 mistakes: incorrect punctuation and sequence of tense rule not followed
Incorrect: He said, that they are very small electronic devices used in telephone, automobiles, radios, and so on.
Correct: He said that they were very small electronic devices used in telephone, automobiles, radios, and so on.
In sentence 4 there is one mistake: sequence of tense rule not followed.
Incorrect: He further explained that transistors control the flow of electric current in electronic equipment.
Correct: He further explained that transistors controlled the flow of electric current in electronic equipment.
In sentence 5 there is one mistake: sequence of tense rule not followed.
Incorrect: He wanted to know which popular technological invention cannot operate without transistors.
Correct: He wanted to know which popular technological invention could not operate without transistors.
In sentence 6 there are 3 mistakes: incorrect punctuation, sequence of tense rule not followed, and omitted subordinator that.
Incorrect: Most students agreed, it is the personal computer.
Correct: Most students agreed that it was the personal computer.
In sentence 7 there are 3 mistakes: 2 times sequence of tense rule not followed and incorrect word order.
Incorrect: Professor Sanchez then asked if the students know how do transistors function in computers.
Correct: Professor Sanchez then asked if the students knew how transistors functioned in computers.
In sentence 8 there is one mistake: sequence of tense rule not followed.
Incorrect: He said that the transistors were etched into tiny silicon microchips and that these transistors increase computers' speed and data storage capacity.
Correct: He said that the transistors were etched into tiny silicon microchips and that these transistors increased computers' speed and data storage capacity.
In sentence 9 there are 2 mistakes: incorrect word order and incorrect punctuation.
Incorrect: Then he asked the class when had transistors been invented?
Correct: Then he asked the class when transistors had been invented.
In sentence 11 there is one mistake: sequence of tense rule not followed.
Incorrect: The professor said that he is correct.
Correct: The professor said that he was correct.
In sentence 12 there are 2 mistakes: incorrect word order and incorrect punctuation.
Incorrect: Professor Sanchez then asked what was the importance of this invention?
Correct: Professor Sanchez then asked what the importance of this invention was.
In sentence 13 there is one mistake: sequence of tense rule not followed.
Incorrect: Many students answered that it is the beginning of the information age.
Correct: Many students answered that it was the beginning of the information age.
In sentence 15 there is one mistake: subjunctive verb not used.
Incorrect: He requested that each student chooses a topic by next Monday.
Correct: He requested that each student choose a topic by next Monday.
In sentence 16 there is one mistake: subjunctive verb not used.
Incorrect: He suggested that the papers are typed.
Correct: He suggested that the papers be typed.
Bài 1:Tìm và sửa lỗi sai.
1.My family spent an interested->interesting holiday in Europe last summer.
2.My uncle lived in Ha Noi since->from 1990 to 1998, but he is now living in Hue.
3.He stopped to smoke->smoking because it is harmful for->to his health.
4.He never allow->allows us smoking->to smoke in this room.
5.Billy has called->called his lawyer last night to tell him about his problem, but he was told that the lawyer had gone to a lecture.
6.They have been asked->have asked me to visit them for ages, but i have never had the time.
7.In 1821, Babbage found it difficult to make a machine's parts enough accurate -> accurate enough to prevent errors in calculation.
8.Mr.Pike used be->to be considered as a person of statesmanship.
9.After said->saying goodbye to my parents, i went to school with my sister.
10.According to a team of scientists, there are->is evidence that Mount Everest is still rising
1.My family spent an interested holiday in Europe last summer.
interested -> interesting
2.My uncle lived in Ha Noi since 1990 to 1998, but he is now living in Hue.
since ->from
3.He stopped to smoke because it is harmful for his health.
for -> to
4.He never allow us smoking in this room.
allow -> allows
5.Billy has called his lawyer last night to tell him about his problem, but he was told that the lawyer had gone to a lecture.
has called -> called
6.They have been asked me to visit them for ages, but i have never had the time.
have been asked -> have asked
7.In 1821, Babbage found it difficult to make a machine's parts enough accurate to prevent errors in calculation.
enough accurate -> accurate enough
8.Mr.Pike used be considered as a person of statesmanship.
used be considered -> used to be considered
9.After said goodbye to my parents, i went to school with my sister.
said -> saying
10. According to a team of scientists, there are evidence that Mount Everest is still rising
there are evidence -> there is an evidence
1. me -> mine
2. yours -> your
3. wasn't -> didn't
4. most -> bỏ most
5. bored -> boring
1. Nam is my classmates=> classmate. He watches TV every night
2. My dad love => loves cook=> cooking. He prepares meals for our family everyday
Câu này sai đến 2 lỗi
3. Do=> Will you still play football next year?
4. Eating=> Eat more fruits and vegetables to get vitamins
5.I’ve drunk three glasses of beer, but=> so I’ve got a headache
1.Fill in each blank with the correct form of the word given in capital: 1.portable 2. painting 3. employees 4.furnished 2. Tìm lỗi sai và sửa lại: 1.(marble)⇒marbles 2.(scientific)⇒science class 3. (less)⇒more 3. Viết lại câu nghĩa không đổi : 1.Is this the best refrigerator you have(xem lại từ fefrigerator) 2.It is not easy to find an apartment in a big city 3.Our summer vacation lasts for two months 4. Will you please take care of the house while we are away? 5.Philippa is usually hard-worrking 6.My brother is better Math than me 7. Their father took a taxi to London last Monday 8.It will be Nam's eighteenth birthday 9.What is your date of birth? 10. She can speak English to her teacher 4. Điền từ thích hợp vào đoạn văn dưới đây : 1.mine 2.eager 3.continue 4.break 5.as 6.periods 7.subject 8.December 9.best <<<chúc bn học tốt<<<❤❤❤pặc pặc!!!
tick cho mk moamoa☺
Tìm và sửa lỗi sai
1. Reading => While reading in bed, my hands often get cold
2. she is the girl for that => whom i'm looking
3. The kitchen is too small for me to cook => cook in
4. Ho chi minh city is more moderner=> modern than Hanoi
5. London, is => 0 the capital of England, is situated on the Thames
6. He looks as => after his brother
7. if it will rain => rains this afternoon , we will have to cancel our picnic
8. I lost my all => all my money last month
9. He is very => too weak to lift this suicase
10. we went to London in => on a cold morning
1.in->on
2.that->whom
3.cook-> cook in
4.moderner-> modern
5.is the-> the
6.as-> like
7.will rain-> rains
8.amy all->all my
9.very-> too
10.a-> the
storm -> stormy
many -> much
much -> many
do -> does
carton -> cartons
attractive -> more attractive
takes -> took
should -> should not
go -> goes
many -> much
Tìm và sửa lỗi sai:
1.It will be partially rainy in Manchester,that=> which is in the northwest of England
2.Professor Wil,he=> who gave a lecture about earthquake on TV last night,is my father's friend
3.You'll hardly recognize our house.It has=> has been redecorated since you last visit
4.The village church where=> which we are going to visit isn't far from here
5.Do you find Kevin,that=> who is a newcomer,intelligent?
1, that-which
2,he-who
3,has been
4,where-which
5, that- who