1、【题目】Urban renewal programs strive to upgrade areas that are becoming slums.
选项：
A.reproach
B.improve
C.fortify
D.uproot
答案：
B
解析：
暂无解析
1、【题目】The Salk vaccine is a major factor in the fight to eradicate polio.
选项：
A.completelydestroy
B.carefullydisguise
C.sustain
D.contain
答案：
A
解析：
暂无解析
1、【题目】The controls of most modern airplanes can be operated either manually or automatically.
选项：
A.bythebook
B.byamap
C.bylogic
D.byhand
答案：
D
解析：
暂无解析
1、【题目】 All living organisms, regardless of their unique identity, have certain biological, chemical, and physical characteristics in common.
选项：
A.asaresultof
B.considering
C.cognizantof(consciousof,awareof)
D.whatever
答案：
D
解析：
暂无解析
1、【题目】In 1974 Henry Aaron broke Babe Ruth's monumental lifetime record of 714 home runs.
选项：
A.archaic(old,antique)
B.degrading(discredit)
C.outstanding
D.entire
答案：
C
解析：
暂无解析
1、【题目】By the nineteenth century, embroidery on men's clothing had virtually disappeared except for the occasional decorative vest and tie.
选项：
A.almost
B.definitely
C.already
D.universally
答案：
A
解析：
暂无解析
1、【题目】Food must be moist in order to have a taste.
选项：
A.appetizing(delicious)
B.nutritious
C.damp
D.chewed
答案：
C
解析：
暂无解析
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