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【单选题】
Cultural exchanges between the two countries help to _____ understanding and friendship between the two peoples. [ ]A.
increase
B.
raise
C.
promote
D.
strength
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反馈参考答案：
举一反三
【单选题】The situation on the reservation is aggravated by the big generation gap in many Indians'families.
A.
pervaded
B.
frustrated
C.
worsened
D.
crumbled
【单选题】在吸烟与肺癌的病例对照研究中发现， 100名肺癌病人中有60人吸烟，而100名对照中有30人吸烟，则吸烟与肺癌的联系强度的比值比(OR)为
A.
0.3
B.
0.6
C.
1.6
D.
2.5
E.
3.5
【单选题】Having lost all their _____ in a big fire, the Blacks had to depend on their friends and relatives for a living.
A.
galleries
B.
reputations
C.
signatures
D.
possessions
【单选题】在吸烟与肺癌的病例对照研究中发现，100名肺癌病人组中有60人吸烟，而100名对照组中有30人吸烟，则吸烟与肺癌联系强度的比值比（OR）为
A.
0.3
B.
0.6
C.
1.6
D.
2.5
E.
3.5
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