23.Cleaning women in big cities usually get_____by the hour.

A.pay　　 B.paying　　 C.paid　　 D.to pay

22.It was only when I reread his poems recently_____I began to appreciate their beauty.

A.until　　 B.that　　 C.then　 　　D.so

21.You'll find this map of great_____in helping you to get round London.

A.price　　 B.cost　　 C.value　　 D.usefulness

20.Shirley_____a book about China last year but I don't know whether she has finished it.

A.has written　　　　　 　　B.wrote

C.had written　　　　　　 D.was writing

19.--I stayed at a hotel while in New York.

--Oh,did you?You_____with Barbara.

A.could have stayed　　　 B.could stay

C.would stay　　　　　　 D.must have stayed

18._____it with me and I'll see what I can do.

A.When left　　　　　　 B.Leaving

C.If you leave　　　　　　 D.Leave

17.They_____the train until it disappeared in the distance.

A.saw　　 B.watched　　 C.noticed　　 D.observed

16.Why do you want a new job_____you've got such a good one already?

A.that　　 B.where　　 C.which　　 D.when

15.--Can I get you a cup of tea?

--_____.

A.That's very nice of you　　 B.With pleasure

C.You can,please　　　　　 D.Thank you for the tea

14.Professor White has written some short stories,but he is_____ known for his plays.

A.the best　　 B.more　　 C.better　　 D.the most