In the office an electrical engineer is looking through the instructions to know ________ the heat system works before the repair work.
#30344
A
whether
B
why
C
how
D
that
推荐题目
—What do you think I should wear for such a formal press conference?—Dress _______ you like.
#32711
A
how
B
what
C
whatever
D
however
(2014·天一一中检测)It just isn’t fair；________I was working as a waiter last month，my friends were lying on the beach.
#30031
A
whenever
B
though
C
for
D
while
Frank insisted that he was not asleep______ I had great difficulty in waking him up.
#31365
A
whether
B
although
C
for
D
so
Many people in the city wonder _____the city officials have the information they need to solve the problem.
#33767
A
that
B
which
C
what
D
whether