The roof fell ______ the PLA men had time to rescue the child trapped in the house.
#33834
A
until
B
unless
C
before
D
because
推荐题目
---How long is it _____ we last met?--- About five years. You haven’t changed much.
#32757
A
before
B
since
C
when
D
that
Andy can go to the cinema together with us he has finished the task．
#33132
A
unless
B
as soon as
C
until
D
as long as
______ English is more and more important for our future, we should spend more time on it.
#34556
A
Since
B
While
C
In case
D
Even though
People in some countries waste water______ people in others don’t have enough to drink.
#31420
A
while
B
because
C
if
D
so
The golden rule is not to waste time waiting for opportunity. Begin, ______ opportunity will find you.
#31329
A
and
B
when
C
so
D
because