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--- __________ are you so happy?--- Because it is my birthday.
#60031
A
Why
B
Whose
C
What
D
Who
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Is it a good idea          English by using it?
#60146
A
learn
B
to learn
C
learning
D
learns
－_____ Tom’s birthday June 3rd?－Yes, it is.
#60118
A
Are
B
Do
C
Does
D
Is
 Barry has visited the Eiffel Tower before, _____ he?
#64766
A
mustn’t
B
hasn’t
C
didn’t
D
needn’t
Fighting an artificial greenhouse effect seems to be the greatest of environmental challenges, ________？
#64479
A
isn't it
B
does it
C
doesn't it
D
is it
---Did you use to be afraid of the dark? --- _________. And I’m still afraid of the dark now.
#59795
A
Yes,I did.
B
No, I didn’t
C
Yes,I didn’t
D
No,I did.