I wonder why Jenny ____ us recently. We should have heard from her by now. 
#63792
A
hasn’t written
B
doesn’t write
C
won’t write
D
hadn’t written
推荐题目
Mary said that she  ___________ London.
#63780
A
has never gone to
B
has never been ,to
C
had never been to
D
had never gone to
 It’s reported that in the past 50 years around 80 percent of Beijing’s courtyard houses ______.
#63767
A
had wiped out
B
have wiped out 
C
have been wiped out 
D
had been wiped out