The machine is so old ___ it can’t be used any more ___ some of its parts are changed.
#71741
A
as, unless
B
that, unless
C
that ,if
D
whether, or
推荐题目
 As ________ , they were waiting for us at the airport.
#72523
A
plan
B
planning
C
being planned
D
planned
I decided to pay a visit to my former teacher as soon as I ____.
#73176
A
finish what I did
B
finished what I did
C
would finish what I was doing
D
finished what I was doing