He was told that it would be at least three months ___ he could recover and return to work. 
#79972
A
when
B
before
C
since
D
that
推荐题目
The doctors have done ______ they could ______the child.
#33949
A
whatever; to save
B
everything ; save
C
all what; to save
D
all which; save
There isn’t such a word ______ I know.
#34797
A
as soon as
B
as long as
C
so long as
D
so far as