It was ____ the old worker came that we ____ the experiment.
#73098
A
until; didn’t begin
B
not until; began
C
until; began
D
not until; didn’t begin
推荐题目
______ difficult the problem was, he tried his best to solve it.
#68408
A
No matter
B
Although
C
Whatever
D
However
Anyone who applies for the position must meet the requirement ______ he or she should have a good command of English.
#67843
A
which
B
whether
C
how
D
that
He drove slowly on the way home until he reached the highway, _____ the speed limit was 60 miles per hour.
#74132
A
because
B
which
C
where
D
that