问题
单项选择题
在铣孔时，不应：（）。
A.带护眼罩
B.带手套
C.固定工件
D.穿上安全鞋
答案
参考答案：B
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在铣孔时，不应：（）。
A.带护眼罩
B.带手套
C.固定工件
D.穿上安全鞋
参考答案：B
阅读理解。
A. He shouldn't have 50 cigarettes every day. B. He should give up smoking when he was 50. C. He could only have at most 50 cigarettes a day. D. He would die before he was 50. 2. _____ thinks people should stop producing cigarettes. A. Tom B. Mary C. Lucy D. Peter 3. Whose father is a smoker? A. Tom's. B. Mary's. C. Lucy's. D. Peter's 4. The four persons all _____. A. like smoking B. have friends who like smoking C. have taken some actions to stop smoking D. think people shouldn't smoke 5. Which of the following is true? A. Tom's friend died of smoking. B. Mary has been a smoker since she was 18. C. Lucy doesn't smoke. D. Peter shows no interest in stopping smoking. |