问题
单项选择题
曲轴可绕其()旋转。
A、曲柄
B、曲拐
C、轴线
D、曲轴销
答案
参考答案:C
曲轴可绕其()旋转。
A、曲柄
B、曲拐
C、轴线
D、曲轴销
参考答案:C
Tom: What do you do in your free time? Jack: I always listen to music, and 小题1:______ Tom: Well, I see. You like music very much! 小题2:______ Jack: My father often reads newspapers. 小题3:______ Tom: Do you watch TV? Jack: 小题4:_______ And you? Tom: I’m different(不同的) from you. 小题5:________
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