We didn’t know you were in trouble at that time. ,we would have given you a hand.
A.However | B.Besides | C.Otherwise | D.Anyway |
An increased concentration of carbon dioxide and certain other gases in the Earth’s atmosphere ______ global warming.
A.contributing to | B.contribute to |
C.contributes to | D.to contribute to |
Sometimes I act as a listening ear for fellow students ______ what is bothering them.
A.to talk over | B.talked about |
C.talk about | D.having talked over |
It was not until the end of the trip ______ I realized what a good feeling it was to have helped someone in trouble.
A.as | B.that | C.where | D.when |
We would rather our daughter ____at home with us, but it is her choice, and she is not a child any longer.
A.would stay | B.has stayed |
C.stayed | D.stay |
In the time of social reform, people’s state of mind tends to keep _____ with the rapid change of society.
A.contact | B.progress | C.touch | D.pace |