问题
单项选择题
操作15米金属拉梯时，要根据实际需要确定拉梯大致所需的工作高度，然后确定梯脚在地面上的位置，此位置离墙的距离约为本次拉梯大致所需工作高度的（）左右。
A.1/2
B.1/3
C.1/4
D.1/5
答案
参考答案：C
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操作15米金属拉梯时，要根据实际需要确定拉梯大致所需的工作高度，然后确定梯脚在地面上的位置，此位置离墙的距离约为本次拉梯大致所需工作高度的（）左右。
A.1/2
B.1/3
C.1/4
D.1/5
参考答案：C
根据对话内容，从下面方框中选出五个适当的句子补全对话，并在答题卷上按要求作答。其中有两项是多余的。 A: Do you think a 10-year-old child should be allowed to buy a lottery ticket ( * * )? B: 小题1: ___ __ Everyone should be able to buy one. A: 小题2: _______. B: Sure, I did. Why do you ask? A: Last week, a 10-year-old boy won 500,000 dollars in the lottery. B: Wow! He was so lucky! A: 小题3:____ ____ B: I’d buy a new car. It would be nice to visit lots of wonderful places. 小题4: ________. A: I’d start a music club. I love music. B: Haha! We are daydreaming. 小题5:__ ______. A: He gave it to his parents. B: I think he did the right thing.
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