—Excuse me, Professor Smith, I was wondering if I could leave a quarter earlier today. — _____ .
#2456
A
Nothing the matter.
B
Sure, go ahead
C
Oh, why not?
D
Of course, no problem.
推荐题目
—So you missed the English class this morning?—________.I arrived 20 minutes after it started.
#1133
A
Not exactly 
B
Not necessarily
C
Not nearly  
D
Not likely
—Mom. May I play computer games just for a while?—______ ! Dad is writing his paper.
#3155
A
Help yourself
B
It’s up to you
C
Go ahead
D
Behave yourself