15. C

16. A

III.

17. for

18. his

19. they

20. will wake

21. Why

22. had

23. sitting

24. well

IV.

25. F ( Machu picchu is an acient city in Peru )

26. F ( The construction of the city started in 1450 )

27. T ( The city covers about 13 square kilometers )

28. T ( Fo.. centuries, the city was buried in the jungle and was not discovered until 1911 )

29. T ( Today Machu picchu is one of the most famous tourist attractions in all parts of South America )

30. T ( The Great wall of China is the longest man - made structure )

31. T ( The Great wall of China is the longest man - made structure ever build during the Ming dynasty in the late 1400s.

32. F ( Although parts of the wall are much older and go back to around 200 B. C )

33. T ( The wall is about 11 meters high )

34. T ( The main part of the wall stretches for about 3400 kilometers ) 

`15.` C. on ( on + ngày tháng năm )

`16.` A. to stop talking

`III.`

`17.` for

`18.` his

`19.` they

`20.` will wake

`21.` What

`22.` had

`23.` sitting

`24.` well

`IV.`

`25.` F ( câu 1 đoạn 1 )

`26.` F ( câu 2 đoạn 1 )

`27.` T ( câu 3 đoạn 1)

`28.` T 

`29.` T 

`30.` T

`31.` T 

`32.` F 

`33.` T ( dòng 2 dưới lên đoạn 2 )

`34.` T ( dòng cuối đoạn 2 )