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It is a good habit to go to ______ bed early and get up early.
#33219
A
a
B
an
C
the
D
不填
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…Is this      book you were talking about yesterday? …Yes，thank you very much.
#33972
A
a
B
all
C
the
D
不填
－It was _______ great fun to be a host, wasn’t?－Yes. That’s _______ experience hard to forget.
#34483
A
／; an
B
a; an
C
; the
D
a; the
My friend John insisted that he had seen ______ alien the day before.
#34434
A
a
B
an
C
some
D
any
---What would you do if _________ eighty-year-old man fell down in front of you? ----I don’t know. Maybe I will help him.
#33111
A
a
B
an
C
the
D
/
 —What's this in English?—It's                     ID card.
#32662
A
a
B
an
C
/
D
the