一、单项选择题。
1.Some insects rely on the tiny hairs scattered over their bodies to sense sound waves.
A. amplify
B. disguise
C. send
D. detect
2.Experiments enable young scientists to judge accurately what must be accepted and what must be viewed with suspicion.
A. doubt
B. belief
C. curiosity
D. judgment
3.Please let me know if any problems arise.
A. become
B. occur
C. raise
D. arouse
4.The current edition of that magazine discusses the ancient civilization of Latin America.
A. first
B. latest
C. old
D. special
5.Your father is furious about the damage you have done to the flower beds.
A. angry
B. anxious
C. uncertain
D. worried
6.She undertakes to verify the true source of the rumor.
A. tries
B. decides
C. promises
D. refuses
7.The earthquake has caused serious damage to this city.
A. destruction
B. hurt
C. injury
D. wound
8.Her voice is distinct and unique. You can tell her voice immediately.
A. common
B. species
C. specific
D. special
9.The students had a lot of trouble concentrating on their study because of the noise from the construction outside.
A. focusing
B. carrying out
C. paying for
D. continuing with