一Have you mended your bike，Bob?一Yes，I______it twenty minutes ago.
#36854
A
have mended
B
mend
C
had mended
D
mended
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I don’t know when Kitty ___________ tomorrow, and please give this message to her when she _________________.
#37856
A
comes; will come
B
comes; comes
C
will come; will come
D
will come; comes
—May I speak to Miss Wang?—Sorry. She isn’t in. She __________ to Hong Kong.
#42270
A
has been
B
has gone
C
goes
D
went
Mr. Zhang ________ as an engineer since he came to the computer company in 2008.
#36700
A
works
B
worked
C
has worked
D
had worked