13. Why didn't you make me a telephone call yesterday ? I ____ about it .

　A .should be told　 B .ought to have been told　 C .should have told　 D .ought to be told

12. - Did Jim come ?

　- I don't know . He ____ while I was out .

　A . might have come　 B . has come　 C . must have come　 D . should have come

11. - Will your brother stay here tonight ?

- I'm not sure . He ____ shopping tonight .

　A . must go　　　 B . can go　　　 C . may go　　　 D . will go

10. The teacher knows a lot about Shanghai . He ____ there before .

　A . must be　　　 B . must go　　 C . must have been　　 D . must have gone

9. - Where ____ my umbrella ?

- Somebody ____ it away by mistake .

　A . is , must have taken　 B . is , must take　 C . was , must take　 D . is , takes

8. - Must I get through the business in one evening ?

- No , you ____ .

　A . mustn't　　　　 B . haven't　　　 C . needn't to　　　 D . don't have to

7. By reading quickly , I ____ the book before the library closed .

　A . could be finishing　 B . could have finished　 C . could finish　　 D . can finish

6. Still , he ____ his post , reporting the water level to the headquarters every fifteen minutes .

　A . came to　　　　 B . stuck to　　　　 C . devoted to　　　 D . got to

5. He must ____ the south , for he likes to have rice for meal .

　A . come along　　　 B . come over　　　 C . come from　　　 D . come to

4. I can hardly hear the radio . Would you please ____ ?

　A . turn it on　　　　 B . turn it down　　　 C . turn it up　　　 D . turn it off