Nick and Pat often ______ e-mails ______ each other.
#62931
A
writes / x
B
write / x
C
write / to
D
writing / to
推荐题目
My cousin was born in China, but ____in Australia.
#52068
A
picked up
B
gave up
C
grew up
D
took up
Most of _____ fly to the south when winter _______ .
#54547
A
they , comes
B
them , come
C
them , comes
D
them , came
If we         now to protect the environment, we’ll live to regret it.
#53390
A
hadn't acted
B
haven't acted
C
don't act
D
won't act