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问题
单项选择题
焊接接头其实是指()。
A.焊缝、熔合区和热影响区
B.焊缝和热影响区
C.焊缝和熔合区
D.焊缝
答案
参考答案:A
选择题
—A shy boy like John ________ give up a secure job and start his own business!
—Yes,nobody had expected that.
A.would
B.should
C.might
D.could
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问答题 简答题
什么是“陌生化”技巧?
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