The explorers failed to find the cave because it was not located      they had expected it to be. 
#66934
A
which
B
that
C
where
D
what
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— It is very cold these days.— ______.
#69671
A
So is it
B
So it is
C
It so is
D
Is it so
The time of the last term , ________full use of ________the college entrance  examination , will be very important to every senior three student .
#68162
A
when made ; preparing for
B
if made; to prepare for
C
that made; to prepare for
D
whether is made; preparing for