问题

You will be late ________ you leave immediately.[ ]
A: unless
B: until
C: if
D: or
B: until
C: if
D: or
正确答案是:
同类题型
Nobody teaches______ English. I learn it all by______.
____is no doubt ____ Bob can win the first price in the match.
I am used to _______ early and going to bed early. It’s a good habit.
We would like to _______ some money _______ the poor children in our country.
.________ he says, I won’t believe him since I know he is a big liar.