Some so-called climate travelers _______ in one place for a few months and then move on to some other places as the weather changes.
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A
have stayed
B
are staying
C
stay
D
stayed
推荐题目
He _______ Alice for ten years.
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A
married to    
B
has married to
C
has married   
D
has been married to
I’ve won a holiday for two to Florida.I _____ my mum. 
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A
take
B
am taking
C
have taken
D
will have taken
We were listening closely to the lecture yesterday evening when suddenly the light ________.
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A
had been gone out
B
go out
C
was gone out
D
went out