—Do you know the most ancient city in China—Xi’an well?—No,this is the first time I ________ here. 
#103210
A
came
B
have come
C
am coming
D
come
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---- Ann is in hospital.---- Oh, really? I ______ know. I ______ go and visit her.
#101768
A
didn’t; am going to
B
don’t; would
C
don’t; will
D
didn’t; will
Ladies and gentlemen, please fasten your seat belts. The plane  ________.
#104000
A
takes off
B
is taking off
C
has taken off
D
took off
Now I get the telegram I _______.
#100048
A
have been expected to
B
expected
C
have been expecting
D
am expected to