With his work completed, the businessman stepped back to his seat, feeling pleased_____ he was a man of action. 
#73887
A
which
B
that
C
what
D
whether
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It doesn’t matter to us _______ you do.
#69868
A
what
B
when
C
how
D
why
We’ll go hiking if it_________ rain tomorrow.
#41325
A
won’t rain
B
isn’t going to rain
C
doestn’t rain
D
don’t rain
At the party, John made up a joke,        people burst out laughing.
#69282
A
on which
B
by which
C
at which
D
from which