khi nào dùng ''endervor'', khi nào dùng ''try'' ? chúng khác nhau ở đâu ?

Các câu hỏi liên quan

Bài 5: Đọc đoạn văn sau và trả lời câu hỏi.

A child gets two sets of teeth. The first set, baby teeth,starts to grow when the child is a baby. The second and last set grows in at school age. They are the permanent teeth. Permanent teeth should last a lifetime. A child grows his first baby tooth at about 7 months of age. It is usually a front one. The remaining baby teeth grow in over the next 24 months. By the time the child is 30 months old, there will be a total of 20 baby teeth in his mouth, 10 on top and 10 on the bottom. When the child is between 6 and 12 years old, the permanent teeth push against the roots of the baby teeth, making the fall out. One tooth at a time becomes loose, falls out. The new tooth may not grow in immediately. Between 16 and 22 years, an adult should have a total of 32 permanent teeth: 16 on top and 16 on the bottom.

1. How many sets of teeth can a child have?

____________________________________________

2. How long do permanent teeth last?

____________________________________________

3. When do the front teeth grow?

____________________________________________

4. How many baby teeth can a child has?

____________________________________________

5. Why do the baby teeth fall out?

____________________________________________

Bài 6: Sắp xếp các từ thành câu có nghĩa.

1. you/ Linh/ ,/ what/ with/ matter/ is/ ?/ ,/

____________________________________________

2. talking/ felt/ to/ Minh/ less/ Hoa/ after/ scared/

____________________________________________

3. Trang/ dentist/ did/ last/ why/ to/ the/ go/ week/ ?/

____________________________________________

4. your/ many/ a/ times/ do/ wash/ you/ week/ clothes/ how/ ?/

____________________________________________

5. filled/ tooth/ cavity/ Dr./ my/ the/ Sam/ yesterday/ in/ ,/

____________________________________________

1. John reminded me _____________ his motorbike by 8 o’clock.

A. please return B. not forget to return

C. remember to return D. to return

2. Copper is the favored metal for electricians’ wire because of _______________________.

A. its excellent conductivity B. it is excellent conductor

C. excellent conductivity of it D. so conductive it is

3. I’d love _________ to the party tomorrow, but it may be impossible.

A. to going B. go C. going D. to go

4. He was often made __________ milk by his mother.

A. drink B. drinks C. to drink D. drunk

5. We strongly recommend ________ your luggage when you travel.

A. to insure B. you insuring C. your insurance D. you to insure

6. She was the first in her family ____________ a college education.

A. get B. getting C. to get D. gotten

7. “You got home late last night.” “The Morgans insisted _________ for dinner.”

A. on our staying B. for us to stay C. that we were staying D. about us staying

8. Peter was the winner, and he was _________ a set of CDs for studying English.

A. awarded B. announced C. welcomed D. responded

9. The teacher said “Time is up!”. It means “Time is __________.”

A. started B. increased C. shortened D. finished

10. More and more people are taking part in the struggle ________ illiteracy.

A. for B. against C. with D. about

11. We were made _________ hard when we were at school.

A. to study B. study C. studying D. studied

12. Stacey seems to be a bright student. She’s always the first one__________ her work.

A. to finish B. finishing C. being finished D. to be finish

13. A (n) ______________ is a person who is killed because of his / her political beliefs.

A. invalid B. soldier C. veteran D. martyr /ma:tê/

14. It was difficult to ___________ a date which was convenient for everyone.

A. agree B. organize C. arrange D. provide

15.At first, I found it difficult __________ on the left-hand side of the road.

A. to get used to drive B. to get used to driving

C. being used to drive D. in getting used to driving

16. The factory is said ______________in a fire two years ago.

A. being destroyed B. to have been destroyed

C. to have destroyed D. to destroy

17. He had a portrait ___________ as a birthday present for his daughter.

A. painting B. paint C. painted D. to be painted

18. He apologized to_________ able to finish the project on time.

A. his colleagues not being B. his colleagues for not being

C. his colleagues not to be D. his colleagues for being

19. Nowadays, young men with a technical education __________ because of the great demand for highly skilled workmen.

A. is well-paid B. should pay well C. are well-paid D. could pay well

20. She was worried about __________________.

A. being robed B. robbing C. being robbed D. be robbing

21. This test ______________ of multiple-choice questions.

A. consists on a number B. consists in a number

C. consists to a number D. consists of a number

22. While they were ______________ tables, he was _________ the radio.

A. arranging/listening to B. arranging/hearing

C. laying/listening to D. making/hearing

23. I suddenly remembered that I _______________ to bring my keys.

A. having forgotten B. have forgotten

C. had forgotten D. forgot

24. By the year of 2010, many people currently employed __________ their jobs.

A. will have lost B. will be losing C. have lost D. are losing

25. Jack made me __________ him next week.

A. to promise to call B. to promise calling

C. promise calling D. promise to call

26. I can’t find my umbrella. I ___________ it in the restaurant last night.

A. must have left B. had left C. left D. might leave

27. I wish everything ______________ so expensive.

A. wouldn’t be B. would be C. won’t be D. could be

28. The injured man couldn’t walk and had to ___________________.

A. be carried B. carry C. being carried D. be carrying

29. The prisoner _______________ to have escaped by climbing over a wall.

A. thought B. is thought C. is think D. has thought

30. In England, there is an old story about a man called Robin Hood. It’s said that he took money from ________ and gave it to the poor.

A. rich peoples B. the rich C. rich person D. a rich people

31. We visited Canada and __________ United States.

A. one B. a C. an D. the

32. It is earth’s gravity that _______________ people their weight.

A. gives B. give C. giving D. given

33. Birds make nests in trees ___________ hide their young in the leaves and branches.

A. can where they B. where they can C. where can they D. where can

34. Children learn primarily by ________ the world around them.

A. experiencing directly of B. experience direct

C. directly physical experience D. direct physical experience of

35. America’s first globe maker was James Wilson, who _____ and blacksmith in his early life.

A. a farmer had been B. had been a farmer

C. farming D. being a farmer

36. “Our business is _________.” –“Really? Now we have to make a report on it.”

A. doing B. done C. made D. making

37. ________ ten minutes earlier, you would have got a better seat.

A. Had you arrived B. If you hadn’t arrived

C. Were you arrived D. If you arrived

38. The conical leaf hat is one of the typical features of the Vietnamese _______________.

A. education B. culture C. society D. language

39. _________ I moved in my new apartment my neighbors have come to my house twice.

A. Because B. Since C. When D. After

40. Is Amy married ? ______________________________________.

A. I think B. I think not C. I don’t think so D. I don’t think that