Rain is pouring down from the sky without any sign of stopping.Farmers begin to worry about their crops since it _____ as long as 24 hours.
#103320
A
would rain
B
had rained
C
was raining
D
has been raining
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---Mom, where is my lunch pack?---Just where it _______.
#100857
A
has been
B
had been
C
was
D
be
All but one____take part in the conference____tomorrow. 
#104648
A
is going to; that is to take place
B
are going to; that is about to take place
C
are going to; that is to be taken place
D
are going to; which is to be held