795. – Your English is about as perfect as it can be.

　 --- Thanks. I’ve been _______ time.

A. to study long　　　　 B. studying for a long

C. studying hard　　　 D. study hard

794. – Have you seen Mary today?

　 --- Yes, I ________a minute ago.

A. see her come in　　　　 B. have seen her to come in

C. saw her come in　　　　 D. see her coming in

793. – I did it again. I slept until noon .

　 --- ________through the alarm seems to be your biggest problem.

A. Asleep　　 B. To sleep　　 C. To be asleep　　 D. Sleeping

792. He gave ___________.

A.　　　 to the class a tough classwork

B.　　　 the class tough classwork

C.　　　 tough classwork for the class

D.　　 a classwork very tough to the class

791. His story proved ________.

A. truly　　 B. true　　　 C. truth　　　 D. true not

790. Your mother and I are looking forward __________ you.

A. of seeing　　 B. for seeing　 C. to see　　 D. to seeing

789. The manager was angry because somebody ___________.

A.　　　 had allowed the photographers to enter the building

B.　　　 had let the photographers to enter the building

C.　　　 permitting the photographers enter the building

D.　　 the photographers let into the building without the permit

788. I did not call to book my ticket for the airline, but I ______.

A. should have　　 B. may have　 C. must have　　 D. shall have

787. – I’m going on a trip to Spain .

　 ---Will you be there_______?

A. long time　　　　　　　 B. for some long time

C. for long　　　　　　　 D. longer

786. To begin a trip is to set _____ on it.

A. to　　 B. up　　 C. out　　　 D. by