다음 빈칸에 들어갈 가장 적절한 것을 고르시오.
1. Exercise can be a good way to _____ awareness of a person’s body and burn calories at the same time.
(A) develop
(B) find
(C) upgrade
(D) increase
2. Susan planned to visit her friend that evening but had to ______ because of the car accident.
(A) break out
(B) drop out
(C) get out
(D) look out
3. It is a common theme in many science fiction stories that the world may one day be ______ by insects.
(A) run over
(B) filled in
(C) broken in
(D) taken over
4. When wood get really hot, it _______ smoke and gases.
(A) gives in
(B) gives off
(C) gives up
(D) gives away