. In crowded places like airports and railway stations, you __________ take care of your luggage.

A. can     B. may

C. must   D. will

With ail the magazines I needed _________,I left the post office.                       

A. buying        B. to buy            C. bought           D. to be bought

Eugene' s never willing to alter any of his opinions. It' s no use ________ with him.                             

     A. to argue      B. arguing           C. argued            D. having argued

The teacher demands that she         her test papers within ten minutes．

    A．turn in    B hands in    C．have turned in  D has handed in

　 We walked as fast as we could, _____ to catch the 9:30 train.

　　A. hoping　　　B. to hope   C. we hoped　　D. being hoped

7. Life here is like a pair of shoes. You'd never know it's comfortable or not unless you put it on.

A. though B. unless C. if D. whether

With the development of the Internet，______ communication is done by regular mail.

　　A. less    B. more    C. little   D. few

They _____a lot through group work on the sports field.

   A. earned                B. gained               C. won                  D. achieved

　 The girl _____ in red is my second daughter.

　　A. dressing　　B. dressed herself  C. dressed　　D. is dressing

Having finished the work, _____.

A. it was almost six o'clock

B. a postman came and delivered the evening paper and some letters

C. supper had already been prepared

D. we had a rest and then had supper