题目内容

孔将钻穿时,进给量要减小。

A. 对
B. 错

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在小薄片工件上钻孔,应尽量用手拿着工件。

A. 对
B. 错

Are you going to join ()? You are a good swimmer.

A. the swimming contest
B. cycling race
C. walking festival
D. fishing contest

A: There is a () of a swimming contest at the school gate.B: Great! I' ll go and check the details.

A. announcement
B. poster
C. paper
D. sheet

Haven't you seen the poster of a weekend cycling?

A. 你看到周末自行车比赛的海报了吗?
B. 你是不是没有看到有周末自行车活动的海报?
C. 你看到周末骑自行车活动的海报了吗?
D. 你喜欢周末的自行车活动吗?

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