Each member country of WTO must ______ its laws and regulations and compete on the principle of fairness and cooperation.

A. cater to B. correspond to　 C. relate to　 D. submit to

The keys were __________ to our neighbours during our absence.

A. given out　　 B. given away　　　 C. given over　　 D. given up

Mary and I talked _____ at the beginning of term. _____ we started talking, I knew we would be friends.

A. the first time, For the first time　　　 B. for the first time, The first time

C. for the first time, For the first time　　 D. the time, For the first time

Peasants earn their living by selling agriculture______in China.

　　 A. cost B. food C. products D. production

I used to be able to play well but I'm _____ now.

　　A. out of date 　 B. out of touch 　 C. out of practice 　 D. out of place

It seems that the students in that class have all passed the qualified exam.

All the students in that class ______ ______ _____ _______ the exam.

It is a good city for cycling because it is flat and ________is convenient for bikes.

A. however　　 　　 B. what’s more　　 C. therefore　　　 D. besides

If the south had won the war, what is now the United States _____ divided into several countries.

A. will be 　　 B. might have been

C. should be 　 D. must have been

She looked out of the window, ________ (叹息) for her lost youth.