原标题：2020年戎行职称英语-卫生类C级词汇辅导常见词语强化（2）
2020年戎行职称英语-卫生类C级词汇辅导常见词语强化（2）
16、Granite crystals are large enough to be seen with the (naked) eye.(C)
A.wary
B.candid
C.unaided
D.discerning
17、Having (enlisted) in the Marine Corps in August 1918, Opha May Jonnson was made a provisional sergeant a month later.(B)
A.considered
B.joined
C.written to
D.Risen in
18、The (widespread)use of Xrays for diagnostic purposes poses the risk of overexposure to radiation.(D)
A.medical
B.spacious
C.experimental
D.General
19、The geysers, one of the most unusual phenomena in nature, is beautiful to (behold).(A)
A.view
B Relate
C.Sketch
D.Withhold
20、The lymphatic system includes a network of tiny capillaries that lie (adjacent )to the fine blood vessels.(C)
A.independent of
B.obscured by
C.near
D.within
¦
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