he has been working so hard . __________ he could answer such a difficult question.
#3464
A
No wander
B
No wonder
C
why
D
because
推荐题目
—Would you please help me with my drawing?—_____. You can come to my workroom every Saturday.
#24132
A
That’s all right
B
No problem
C
No, thanks
D
Quite well
—Hello, may I speak to Sandy?— .
#23150
A
Yes, I’m Rose
B
I’ll call back again
C
Yes, I can’t hear you
D
This is Sandy speaking
—May I see your driving license, please?— ？ Did I do something wrong?
#2130
A
Why not
B
What
C
Who cares
D
So what
—Is Mr King ill? —________. He has to stay at home for a good rest.
#24288
A
I don’t think so
B
No, he isn’t
C
I hope so.
D
I’m afraid so