The number of people who __________ cars __________ increasing in China.
| A.owns; are | B.owns; is | 
| C.own; is | D.own; are | 
Happy birthday,Mary!So you have___twenty-one already!
| A.become | B.turned | C.grown | D.passed | 
____,the student insists that he be separated from his desk-mate,who is naughty.
| A.To avoid being affected | B.To avoid to be affected | 
| C.Avoiding being affected | D.Avoiding to be affected | 
We had wanted to finish our task by noon,but it didn’t quite _____ as planned.
| A.find out | B.work out | C.hand out | D.give out | 
It isn’t clear_____ is to blame.We need to find a solution to the problem first.
| A.who is it that | B.who it is that | C.it is who that | D.that who it is | 
I saw a woman running toward me in the dark.Before I could recognize who she was,she had run back in the direction____she had come.
| A.of which | B.by which | C.in which | D.from which |