It was not yet dawn ______ the boy got to the school.
#67935
A
when
B
that
C
before
D
until
推荐题目
There’s no doubt _______ Emily will be the hostess (女主持) of the New Year’s party.
#41074
A
if
B
when
C
what
D
That
_____by a greater demand for vegetables, farmers have built more green houses.
#68282
A
Driven
B
Being driven
C
to drive
D
Having driven
you may have, you should gather your courage to face the challenge.
#68062
A
However a serious problem
B
What a serious problem
C
However serious a problem
D
What serious a problem
The great scientist became world-known in the early 1970s,______ he and another scientist made new discoveries about black holes.
#73597
A
which
B
where
C
when
D
then