All the students in Class 5 will climb the mountain if it _______ rain tomorrow.
#42615
A
won’t
B
don’t
C
didn’t
D
doesn’t
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We’ll have a picnic if it ______ tomorrow. 
#37768
A
rains
B
will rain
C
doesn’t rain
D
won’t rain
------Where is your father?------He _______ Shanghai. He has ______ there for a week.
#39850
A
has gone to, gone
B
has been in, gone
C
has gone to, been
D
has been to, been
It’s six o’clock. The family_______supper.
#40700
A
to have
B
having
C
is having
D
are having