We’ll have a picnic if it ______ tomorrow. 
#37768
A
rains
B
will rain
C
doesn’t rain
D
won’t rain
推荐题目
China __________ the WTO and became a new member of it.
#36338
A
joined
B
join
C
will join
D
has joined
Will there be more people in 100 years, do you think?        , I hope.
#41899
A
No, there isn’t
B
No, there aren’t
C
No, there won’t
D
No, they won’t
---- I ___________ Tom for three days. Is he ill? ---- I’m afraid so. The doctor said he needed ______________.
#38623
A
haven’t seen; to be operated
B
haven’t seen; to be operated on
C
didn’t see; operating
D
haven’t see; operating