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【单选题】
KMnO4滴定所需的介质是()A.
硫酸
B.
盐酸
C.
磷酸
D.
硝酸
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参考解析：
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皮皮学刷刷变学霸
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】How often dose the shuttle bus run at night?
A.
On a ten-minute schedule.
B.
On a fifteen-minute schedule.
C.
About every half hour.
D.
Once every hour.
【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.
【简答题】How often dose the shuttle bus run at night?A. On a ten-minute schedule. B. On
a fif-minute schedule. C. About every half
hour. D. Once every hour
【单选题】How often dose the visiting nurse association offer services to the patient?
A.
Once a week
B.
Twice a week
C.
Once or twice a week
D.
Three times a week
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