【判断题】
风险分级的目的是实现对风险的有效管控。
A. 对
B. 错
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答案
A
解析
暂无解析
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【判断题】
生产经营单位应当建立安全生产风险管控机制，定期进行安全生产风险排查，对排查出的风险点按照危险性确定风险等级，并采取相应的风险管控措施，对风险点进行公告警示。
A. 对
B. 错
【单选题】
There is a small house in the middle of the lake.
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B. by subway
C. by bus
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【单选题】
---I walk to school every day，_______？
--- I ride my bike.
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—_______ do you do sports every day?
—For about four hours.
A. How many
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—_______ is it from here to the train station? —About six kilometers.
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—How can I go to the supermarket，Paul?
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【单选题】
—Lily is coming by ______ plane tomorrow.
—Let's go to ______ airport to meet her.
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—_______ is it from Beijing to Tianjin?
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—_______ Jenny ______ to school?
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A. Does；walk
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【单选题】
His school is 20 kilometers _______ from my school but we meet every week.
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—_______ is it from the village to your farm?
—About 10 minutes' walk.
A. How often
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D. How far
【单选题】
—How _______ does it take to get to school?
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A. long
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【单选题】
—How does that boy go to school?
—_______．
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【单选题】
This is _______ boy.
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