______ met, it won’t be easily forgotten.
#83983
A
If you
B
when it
C
once
D
Once you were
推荐题目
It’s years since we last saw each other .So much____ that I can hardly recognize him.
#80885
A
has he changed
B
he has changed
C
he does change
D
he changes
Not until the woman was out of work again two months ago _______ going to attend a training class. 
#80154
A
had she considered
B
did she consider
C
she considered
D
she had considered
_____ I shouted at the top of my voice _____ turn his head.
#84246
A
Not until; did he
B
Not until; he did 
C
Until; he did not
D
Until; did he not
________should the young _______illegal behavior.
#84499
A
On no account, take in
B
Under no circumstances. take to
C
In no way, take after
D
With no means, take on