None of us knew what had happened _______ they told us about it.
#57135
A
when
B
until
C
after
D
though
推荐题目
It’s not clever_______ others’ homework.         
#57354
A
for you copy
B
for you to copy
C
of you to copy
D
of you copying
There’re many trees on ________sides of the river.
#57991
A
both
B
all   
C
each  
D
every
--___________has he been like this?--Ever since last week.
#58079
A
How long
B
How soon
C
How often
D
How much