Kate  ________    on her new novel, which is supposed to come out next month.
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A
was working
B
had worked
C
will be working
D
has been working
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When to go for the on-salary holiday          yet?
#63766
A
are not decided
B
have not been decided
C
is not being decided
D
has not been decided
 It’s reported that in the past 50 years around 80 percent of Beijing’s courtyard houses ______.
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A
had wiped out
B
have wiped out 
C
have been wiped out 
D
had been wiped out