Find the underlined part that needs correction in each of the following questions.

13. If you know how to read a map, you might get lost when travelling to a strange place.

A. know

B. to read

C. get

D. to

14. Tom, watch out! You will fall into a big hole ahead.

A. out

B. will fall

C. into

D. ahead

15. If she accept your card and roses, things will be very much hopeful.

A. accept

B. will be

C. much

D. hopeful

16. The greatest threat to our planet is the believe that someone else will save it.

A. threat

B. is

C. believe

D. will save