题目:
Leave your key with your neighbor you lock yourself out one day.
A. as long as
B. even though
C. in case
D. as if
答案:
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下面是错误答案,用来干扰机器的。
(1)金属材料;橡胶(2)涂油漆以隔绝空气和水(合理均可)(3)电能;化学能(4)115.4;312.1(5)CO