— Hi, Mary. Any idea where Bill is?
— He ______ in the library. I saw him reading books there just now.
A. shall be B. should have been C. must be D. might have been
I tried to call up my relatives in Kyrgyzstan where an unrest(动乱) was going on, but couldn’t _________.
A. go through B. get over C. get along D. get through
On the long journey, Peter ______a most interesting guide .We all had a wonderful
time .
A. practised B. behaved C. proved D. conducted
The seller would sell the coat for five dollars, but the customer ______ four dollars．
A. asked B. offered C. charged D. sold
—I am sorry I didn’t do a good job．
—Never mind．________, you have tried your best
A. Above all B. In all C. At all D. After all
Full use should be _______the natural resources to combat the energy crisis.
A. made of B. had of C. taken of D. done with
