In the past twenty years great changes _______in China.
#103431
A
were taken place
B
have been taken place
C
have taken place
D
were happened
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He began to __________ because every means _______ tried already.
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A
lose heart; has been
B
lose heart; had been
C
lose his heart; was
D
lose his heart; had
-Can we meet tomorrow afternoon?—Not in the afternoon ,I’m afraid. I____________.
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A
will be working
B
am going to work
C
am about to work
D
will work