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【单选题】
安装使用漏电保护器,是属于()安全技术措施?A.
基本安全措施
B.
辅助安全措施
C.
绝对安全措施
D.
应急安全措施
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举一反三
【单选题】-- dose it take to get to the airport from here ? -- It takes half an hour.
A.
How long
B.
How soon
C.
How far
D.
How often
【单选题】- _________ is this pair of pants? - It's 80 yuan. [ ]
A.
How many
B.
How long
C.
How much
D.
How often
【单选题】听力原文：How is the weather there in winter? (10)
A.
It's often cold and snowy.
B.
It's often wet and warm.
C.
It's often cool and dry.
D.
Not mentioned in the conversation.
【单选题】—________ is it ? —It’s about 10 minutes’ walk. [ ]
A.
How long
B.
How often
C.
How far
D.
How often
【单选题】听力原文：How is the weather there in winter? (17)
A.
It's often cold and snowy.
B.
It's often wet and warm.
C.
It's often cool and dry.
D.
Not mentioned in the conversation.
【单选题】-________is the coat? - It's 30 yuan. [ ]
A.
How soon
B.
How many
C.
How much
D.
How often
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