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
Chinese people place a person’s family name before the given name, _______ people in many other countries do the opposite.
#33033
A
but
B
and
C
however
D
while
(2014·山东省蒙沂六校联考)Provide your doctor with a detailed medical history________he can give you accurate treatment.
#30036
A
even if
B
in case
C
so that
D
as though
… Will you go to the meeting for their discussion? … No, ______ invited. I don’t feel like getting involved in their business.
#30639
A
unless
B
until
C
even if
D
otherwise
The poor young man is ready to accept ___________ help he can get.
#80653
A
whichever
B
however
C
whatever
D
whenever