1 . If your headache gets more serious, it’s necessary to seek________ health services.

A．inspiring

B．former

C．narrow

D．professional

2 . There are _________ animals in this world, which keeps the balance of nature.

A．frightened

B．former

C．various

D．likely

3 . —Shall we go out for a walk or go to the movie?
—______ They are both good ideas.

A．That’s all right.	B．It makes no difference to me.
C．Yes, I like them very much.	D．I’d prefer the former.

4 . Be as careful of the books you read, as of the ________ you keep, for your habits and character will be as much influenced by the ________ as by the latter.

A．resentment...formal	B．company . . .former
C．hatred...formal	D．virtue...former