There serious air pollution if people use more and more cars.

 There      serious air pollution if people use more and more cars.

#36558

has

will be

will have

are going to be

推荐题目

My father doesn’t like my new look. But my brother        .

#40646

does

If I find his phone number，I ________ you．

#42412

tell

told

will tell

have told

I will stay at home and read some books if it _________ tomorrow.

#39778

rain

will rain

rains

is going to rain

– Where ______________? – An art exhibition. I think it’s really worth _______ and we can learn a lot from it.

#39427

have you gone; visiting

have you been; visiting

have you gone; visit

have you been; visit

 If it _____________ tomorrow, we’ll have a picnic.

#40363

not rain

won’t rain

doesn’t rain

didn’t rain

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