You’ll have to ________ your paper carefully before you ________

A: look at, hand in it　 B. look up, turn in it

C. look on, give it in　 D. look through, turn it in

As the twentieth century came to a close，the raw materials for a great national literature were

at hand，waiting　　　　 .?

A.to use　　　　　　　　 B.to be used?　　　　　

C.to have used　　　　　 D.to be using

I need some red ink badly, but there’s _____ at hand.

A. nothing 　 B. a little　 C. none 　 D. not

You’ll have to ________ your paper carefully before you ________

A: look at, hand in it　 B. look up, turn in it

C. look on, give it in D. look through, turn it in