I asked him whether he had done all the work himself ________ whether he had had any assistance.
#80295
A
and
B
but
C
nor
D
or
推荐题目
Amazing it is, an astronaut’s superior position is filled with potential danger.
#30521
A
when
B
if
C
unless
D
as
I have received an offer from a German university, but I’m still hesitating ______ I should accept it.
#30933
A
how
B
why
C
that
D
whether
I was so familiar with her that I recognized her voice I picked up the phone.
#80255
A
the moment
B
after
C
before
D
while
___, he was a man known to the people all over the town.
#80360
A
Tailor as he is
B
A tailor as he is
C
Tailor as is he
D
A tailor as is he
You should inspect the wheels regularly, and replace them ______ they cause you trouble.
#31371
A
while
B
as
C
before
D
until