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【单选题】
测量视力时，利用平面镜成像特点可以节省空间．如图所示，让被测者面对着镜子背对视力表，此人看到视力表的像离他的距离是（ ）A.
3m
B.
4m
C.
5m
D.
6m
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【简答题】Lucy: Shall we go to the supermarket today? I have to buy something.Herb: ______ .
【单选题】—Shall we go and have a picnic at the weekend? — ______ It's said that there might be snow then.
A.
Why not?
B.
Great!
C.
Good idea!
D.
It depends.
【单选题】-Shall we go out to have dinner, Meimei? -If we go fifty-fifty , I'll go with you. [ ]
A.
go shopping
B.
go hiking
C.
go Dutch
D.
pay one hundred
【单选题】– Shall we go and have a picnic at the weekend? – _____ The weather report says there might be a cold front by then.
A.
Why not?
B.
No, let’s not.
C.
It depends.
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