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______ swim in the lake. It’s dangerous (危险的).
#60403
A
Not
B
No
C
Don’t
D
Doesn’t
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You must have missed the first train yesterday, ________ you?
#64550
A
weren’t
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didn’t
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mustn’t
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haven’t
—         have you danced?—Since I was six.
#60159
A
How often
B
When
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How long
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What time
_______is the population____the USA?
#60189
A
What, of
B
What, in
C
How many, in
D
How many , of
I don't think a warm winter always has a negative influence on our life, _____?
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A
do I
B
does it
C
hasn't it
D
don't I
 -You haven't been to Rome, have you? -_______. How I wish to go there!
#59743
A
No, I haven't
B
Yes, I have
C
No, I have
D
Yes, I haven't