They lived a hard life and were often made _______ for over ten hours a day.

A. work       B. to work      C. to working        D. worked

Do you have any difficulty ________?

A. on listening             B. to listening   

  C. for listening            D. in listening

Please tell me the way you thought of _______ the garden.

A. take care of                    B. to take care of

C. taking care of                  D. to take care

_____ of the students who took part in the military training is 450.

A. A number     B. A lot      C. Lots      D. The number

As we all know, many Chinese words have come into English, ______ typhoon, tofu and kung fu.

A. for example               B. that is  

C. such as                        D. so as to

Generally speaking, when ____ according to the directions, the drug has no side effect.

taking  B. taken  C. to take  D. to be taken

It was in the street_________ I met Mary yesterday .

A．that 　　  B．when   C．where   D．what

—Thank you for joining in our conversation tonight.

—_____.

A. It’s my duty              B. It’s all right

C. It’s my pleasure            D. With pleasure

The reason _____ he refused to attend the meeting was that they didn’t give him an invitation earlier.

A. how               B. which       C. why         D. because

The foreigner does speak Chinese well, but of course not _____ we Chinese.

A. as fluent as                 B. more fluent than   

C. so fluently as              D. much fluently than