22. It's waste of time to try and explain anything to Henry

→ It's not worth the time to try and explain anything to Henry.

23. She didn't like to learn her lessons in the evening

→ They made her  learn her lessons in the evening.

24. Why did you read this book ? It wasn't useful

→ It's wasn't useful.

25. Could you please turn off the TV ?

→ Would you mind turning off the TV?

22. satisfied

23. considerate

24. generosity

25. proud

26. activist

27. generously

28. proud

29. unpolluted

30. preventing

31. Environmentalists

32. disappointing

33. complaint

34. conservation

35. disappointingly

36. environmentalists

37. unpolluted

38. Preventing

39. complaint

conservationists

considering

polluting

sao ko ai giải z 

1D 2B 3C 4A 5A 6C 7A 8A 9B 10A 11C 12D 13D 14D 15A 16D 17A 18C 19C 20D 21D 22C 23C 24A 25B 26C 27D 28B 29C

20A 21C 22B

Bạn chụp mặt trước nữa thì mình mới giúp được hết nha

11 She asked me if I like English music

12 Two department stores have been built

13 The computer is being used at the moment

31 We should avoid playing computer games because it will hurt our eyes

32 Rescue workers sent water and food to victims yesterday

33 I like to travel to Europe but I don't have enough money

34 Our children will be taken care of by robots in 20 years' time

11 spacious

12 thoughtful

13 competitive

14 original

15 equipment

16 installation

17 reduction

18 pleasant

19 security

20 transmission

Lời giải:

$\frac{10}{13}< \frac{....}{22}< \frac{11}{13}$

$\Rightarrow \frac{220}{286}< \frac{13\times ....}{286}< \frac{242}{286}$

$\Rightarrow 220< 13\times .....< 242$

$\Rightarrow \frac{220}{13}< ....< \frac{242}{13}$

$\Rightarrow 16,92...< .....< 18,62....$

$\Rightarrow ....$ có thể nhận giá trị 17 hoặc 18.