ItisinthislaboratoryisrunbyMr.

It is in this laboratory ______ is run by Mr. Wu ______ the experiments are done.

A．which; that

B．that; which

C．where; that

D．that; where

登录免费查看答案和解析

相关试题

The fact that people are afraid to go out at night is often a result of perceived (感知) danger ________actual danger.

A．other than

B．more than

C．rather than

D．better than

收藏答案/解析

In Hangzhou, Mr. Black was so struck ______ the beauty of nature that he stayed
________ another night.

A．at ; on

B．with ; at

C．for ; in

D．by ; for

收藏答案/解析

It is morning _____ we have four classes, not afternoon.

A．when　　　　

B．which

C．that　　　　

D．why

收藏答案/解析

Mother told Jim to watch the milk until it boiled and then _________ off the gas.

A．turn

B．turning

C．turned

D．having turned

收藏答案/解析

The idea puzzled me so much that I stopped for a few seconds to try to _______.

A．make it out

B．make it off

C．make it up

D．make it over

收藏答案/解析