I might have a smartphone to surf the internet.

Chọn đáp án C.to surf

_Hok tốt_

C to surf 

hok tot nhe

ban viet sai tu ''surf ''roi

................. the air is cleaner, people will have less breathing problems

A. Unless            B. When                C. If                 D. Because

chuc ban hoc tot nha

.................. the air is cleaner, people will have less breathing problems

A. Unless            B. When                C. If                  D. Because

chia dong tu trong ngoac

34.Do your children (have)...have......., EL class three times a week?

35. Don't worry. The taxi (arrive)..is arriving....................... in a few minutes

36. Trump is whashing his hands. He (just/repair)...has just repaired..... his car

37. Did you (go)..........go......... out lastnight?-no, I was at home with my son

39. Are you fond of (get).getting..... a long trip to the Southern by train, John?

giup mk nha

Do your children have...?

the taxi will arrive.....

he has just repaired.....

did you go ....

getting

64. Do you have any interest in traveling along Vietnam by coach?

65. This is the first time Mr Trump has been to DN.

66.Do you have a cheaper school bag (in your shop) ?

67. - Because Sam Son 's beach is beautiful, many tourists want to visit it.

- Many tourists want to visit Sam Son because its beach is beautiful.

68. Unless your daughter study harder, she won't pass the next entrance exam.

64.Do you enjoy travelling along VN by coach?

65.This is the fisrt time Mr. Trump has been to DN

66.Do you have a better school bag than this in your shoop? 

67.Many tourists want to visit Sam Son city because it has a beautiful beach

68.Unless your daughter study hard, she won't pass the next entrance exam

They are beautiful girls

They are beautiful girls.

Học tốt

84. My mother often flies to HCM.

85. I don't play as well as Hoa

90. Why can't I visit you tomorrow?

92. How wide is the Great Wall?

83. How long does it take you to ride to school?

Học tốt

90 .Why I can't visit me tomorrow ?

92 . How wide is the Great Wall ? 

93 . How long it take you to ride to school .

not => don't

Học tốt

Answer :

not -> x

If we plant many trees, the air will be fresh.

(69)destroying

(70)rivers

(71)air

(72)down

(73)plants

(74)on

(75)Farmers

(76)danger

Học tốt

1 If the water (be)..is....polluted , fish(die).will die...

2 I(ever read).had ever read.....this story .It is interesting

3 I think that in the future robots will able (help) .to help....us the housework

4 Yesterday morning she (visit)..visited....her uncle in the country .She often (visit)....visits....him once a month

5 what...are...you(do)..doing....at the moment ?-I (play) ..am playing... computer games in my room

6 we (stay) ....will stay.....in HaNoi for a few days next week.Now we (be) ..are..... in HaNam

1 lan was sick so she did not go to school

...Lan did not go to school........because.she was sick........

2 Nobody in my family is older than my grandmother

My grandmother ..is the oldest person in my family......

3 We started learning english when we were in grade 3 

We.started to learn English..........since we were in grade 3

4 There is noise pollution.People and animals have hearing problems

If there is noise pollution, people and animals will have hearing problems