It was in the lab ______ was taken charge of by Professor Harris _______ they did the experiment.
#85141
A
which , that
B
that, where
C
whom, that
D
which, where
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It was at the very beginning____ Mr. Smith made a decision ___we should send for a doctor.
#84902
A
what,that
B
that,which
C
which,that
D
that,that
 It was only with the help of the local guide __________.
#84812
A
was the mountain climber rescued
B
that the mountain climber was rescued
C
when the mountain climber was rescued
D
then the mountain climber was rescued