【判断题】
对评估出的3级风险，应制定管理制度、规定进行控制，努力降低风险；应仔细测定并限定预防成本，在规定期限内实施降低风险措施。
A. 对
B. 错
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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.
You can get there _______．
A. by boat
B. by subway
C. by bus
D. on foot
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---I walk to school every day，_______？
--- I ride my bike.
A. How are you
B. What are you
C. How about you
D. How old are you
【单选题】
—_______ do you do sports every day?
—For about four hours.
A. How many
B. How long
C. How far
D. How soon
【单选题】
—_______ is it from here to the train station? —About six kilometers.
A. How long
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C. How much
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It usually takes Jim three hours _______ the homework.
A. finish
B. finishing
C. to finish
D. finishes
【单选题】
—How can I go to the supermarket，Paul?
—_______ bike. It's not far from here.
A. On
B. By
C. In
D. With
【单选题】
—Lily is coming by ______ plane tomorrow.
—Let's go to ______ airport to meet her.
A. a；a
B. /；a
C. the；the
D. /；the
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—_______ is it from Beijing to Tianjin?
—It's about 137 kilometers.
A. How far
B. How long
C. How fast
D. How much
【单选题】
—_______ Jenny ______ to school?
—No，she doesn't.She goes by bike.
A. Does；walk
B. Does；on foot
C. Do; take
D. Do; by train
【单选题】
His school is 20 kilometers _______ from my school but we meet every week.
A. far
B. away
C. to
D. far to
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___ they have written about the behaviors of animals is hardly anything new.
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___ the world has ever seen has occurred in the information and communications technologies.
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___ so many people around, it wasn’t convenient to have a long talk with him.
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Alice used to be terribly shy, but working abroad for a year has completely ___ her.
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