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If it ________ hard tomorrow, we'll stay at home．
rains
won't rain
don't rain
isn't rain
We'll stay at home if it tomorrow．
A．will rain B．rains C．rained D．is raining
We’ll stay at home if it tomorrow．
A．will rain B．rains C．rained D．raining
We’ll stay at home if it ________ tomorrow．
A．rain
B．rains
C．rained
D．raining
选择填空:
If it ______ tomorrow, we'll have to stay at home.
[ ]
A. will rain B. rain C. will be raining D. rains