1.We need a chairman______.

A)for whom everyone has confidence

B)in whom everyone has confidence

C)who everyone has confidence of

D)whom everyone has confidence on

答案:B



2.We were struck by the extent______ which teachers' decisions served the interests of the school rather than those of the students.

A)toB)for C)inD)with

答案:A



3.Recycling wastes slows down the rate ________ which we use up the Earth's finite resources.

A)inB)ofC)withD)at

答案



望哪位仁人能给小弟一点指点.小弟在此先行多谢了!!!!!!!!!

1.have confidence in 对...有信心.本题把in 提到了whom的前面

2.to ....extent 到...限度,程度

3.at ,英语中表示利率,比率,速度,温度介词用at