You look a bit____________.Maybe you should take some extra vitamins. A. worried B

If you want to telephone him you will have to _______ the number in the book.

A. look at

B. look up

C. look through

D. look after

A.look it on

B.look it over

C.look it up

We look forward to do business with you again.()

A、look for

B、look into

C、look after

D、look up

George: You look pale. What's the matter with you？

Rose: ______.

You’d better not () every word in the dictionary while you are reading the articles.

A、look for

B、look out

C、look alike

D、look up

A.on

B.with

C.for

D.up