21. Getting plenty of rest is very good. It (help) helps you to avoid depression.

22. It is very hot outside. Please (wear) wear a sun hat when you go out.

23. Nam looks brown. He was on holiday last week. He (get) got sunburn.

24. Do you think staying at home all day is bored?

Sửa lại: Boring

25. The weather today is not so hot as it is yesterday.

Sửa lại: As

26. Eat more fast food, or you'll put on weight.

Sửa lại: Less

27. My mother doesn't like rock music and I don't too.

Sửa lại: either

28. A lot of people are good artists and they are successfully in life.

Sửa lại: successfull

29. It is a contest which participants have to read two poems in English. (participate)

30. He lives in mountainious area with his parents. (mountain)

31. You should be careful when driving. (care)

32. Hoa has a fine collection of stamp. (collect)

33. This is the biggest building in the city. (build)

Xin hay nhất ạ!

21, Getting plenty of rest is very good. It (help) ...will help ..... you to avoid depression.

22, It is very hot outside . Please (wear) ........wear...... a sun hat when you go out.

23,Nam looks brown . He was on holiday last week . He (get) ........got ..... sunburn.

24,bored - boring( đối với người, ta mới sử dụng: adj-ed
còn đối với sự vật, sự việc ta sử dụng: adj-ing)

25,is (2)=> was 

⇒⇒ Yesterday => DHNB thì quá khứ đơn : 

Với be : S + was / were + O 

26,

Eat more fast food, or you'll put on weight.
=> less ( dịch)

( less: ít hơn)

27,

too - either

Câu đồng tình thể phủ định

28,

successfully - successful

Tobe+Adj

29,

successfully - successful

Tobe+Adj

30,

He lives in ....... area with his parents. (mountain ).

=> mountainous

=> mountainous area : vùng núi

31,You should be careful when driving. (care)

tobe+adj

32,Hoa has a fine...........collection...of stamp. (collect)

33,This is the biggest building in the city . ( build )