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问题
选择题
一商贸集团从天津采购了2000吨食盐运往上海,最为合理的交通运输方式是[ ]
A.航空运输
B.铁路运输
C.公路运输
D.海洋运输
答案
答案:
D
选择题
Every year a flood of farmers arrive in Shenzhen for the money-making jobs they _____ before leaving their hometowns.
A. promised
B. were promised
C. have promised
D. have been promised
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填空题
电机拆卸的一般工具有()、()、()等.
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