Do you know _______ expense the trip will be?A．at whichB．in whichC．at whoseD．in

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Do you know _______ expense the trip will be?

A．at which

B．in which

C．at whose

D．in whose

答案

解析

略

举一反三

Jack is a common person, _______, I think, that will be found everywhere.

A．whom

B．who

C．one

D．he

题型：不详难度：| 查看答案

---- Has he finished the work?
---- Not really. _______ he worked all day, ______ he couldn’t finish the task.

A．Although, yet

B．As, yet

C．Despite, but

D．In spite of, still

题型：不详难度：| 查看答案

A group of young Americans have come to Beijing for a visit. Half of them, ___is, 50 persons, can speak Chinese fluently.

A．that

B．which

C．who

D．it

题型：不详难度：| 查看答案

Look at the new computers, of ______ none are produced abroad.

A．them

B．whom

C．which

D．these

题型：不详难度：| 查看答案

We should learn how to value what we have ______ it is too late.

A．when

B．after

C．before

D．until

题型：不详难度：| 查看答案