WE'D BETTER SPEED UP IF WE WANT TO GET THERE IN TIME.A.SLOW DOWN B....

15.

We'd better speed up if we want to get there in time.

A.

slow down

B.

put down

C.

turn down

D.

lie down

IV. Mark the letter A, B, C, or D to show the underlined part that needs correction in each of the following

sentences.