1.The population of the word ( ) still ( ) now.
A.will;grow B.have;grow C.is;growing D.is;grown
2.where do you think ( ) he ( ) the computer?
A./;bought B.has;bought C.did;buy D.does;buy
3.He has ( ) for three or four days.
A.got a headache B.fallen ill
C.caught a cold D.had a cough
4.What is the weather like this summer here?
—There ( ) very little rain.
A.has B.has been C.are D.have been
5.This morning I had hardly got to my school when it ( ) to rain.
A.had begun B.was beginning C.began D.begins
6.The last time I ( ) to the cinema was two years ago.
A.go B.have gone C.have been D.went
7.How did the accident happen?
—You know, it ( ) difficult to see the road clearly because it ( ).
A.was;was raining B.is;has rained
C.is;is raining D.will be;will rain
8.I ( ) my clothes, and the phone rang.
A.wash B.washed C.am washing D.was washing
9.David promised to come round to have supper with us today.
—But he ( ) . I have been alone for half an hour.
A.will not B.had not C.has not D.does not
10.The Harry Potter books ( ) pretty popular since they were published.
A.become B.will become C.have become D.are becoming
求高手解答!答案一定要准确!还要有详细的语法知识说明!十分感谢!