．—____—Sorry, I don’t know．
#3228
A
Have you seen Mr．Smith?
B
Where has Mr．Smith gone?
C
How about Mr．Smith?
D
Hello, Mr．Smith．
推荐题目
-Mr,Li, Christmas Day is coming- ？Just occupy yourself in your study.
#1405
A
How come
B
What if
C
So what
D
What for
Would you like some more coffee?
#1231
A
Thank you! It's kind of you
B
Great! Well done
C
Well, it doesn't matter
D
OK. It's up to you
—Could I use your computer for a few moments,please?—_______.I’m not using it myself.
#3862
A
Come on
B
It depends
C
Go ahead
D
That’s great
—I’m worried about tomorrow’s math exam.— ______ . I’m sure you will make it.
#24241
A
Bad luck
B
What a pity
C
Take it easy
D
Don’t mention it