________ the employees’ working efficiency, the supervisor will allow them to have a coffee break．

A．Improving

B．To improve

C．Having improved

D．Improved

Mr．Green stood up in defence of the 16-year-old boy, saying that he was not the one ________．

A．blamed

B．blaming

C．to blame

D．to be blamed

－You know our manager has been in hospital for days?

－Yes．I wonder if he is ________ better now．

A．any

B．more

C．fairly

D．quite

－Was the driving pleasant when you vacationed in Mexico last summer?

－No, it ________ for four days when we arrived, so the roads were very muddy．

A．was raining

B．would be raining

C．had been raining

D．have rained

Mr．White was so angry at all ________ Bill was doing ________ he walked out．

A．that; which

B．that; that

C．what; that

D．which; that

Jack ran as fast as he could ________ up with the others．

A．as to catch

B．in order to catch

C．so that he caught

D．to be caught

－What’s your favorite in your spare time, Jack?

－Writing stories and articles ________ what I enjoy most．

A．is

B．was

C．were

D．are

________ we don’t agree, we continue to be friends．

A．Whoever

B．Where

C．While

D．Whatever

－Will you please repeat your idea?

－Certainly．But I think it certain you ________ your attention．

A．don’t pay

B．didn’t pay

C．weren’t paying

D．aren’t paying

I don’t think you should ________, you should eat more instead．

A．put on weight

B．lose weight

C．put weight

D．lose fat