—Should I lock the lab before I go home?—_    _.I'll check it myself later.
#1610
A
Go ahead
B
No problem
C
No hurry
D
Don't bother
推荐题目
---Excuse me, is this seat taken?---____.Please have a seat.
#3798
A
Yes, it is
B
All right
C
No, it isn’t
D
OF course
—Do you want a hand with those bags?— ______.
#4223
A
No, thanks, I can manage it.
B
No, it’s a pleasure
C
Yes, go a head
D
Excuse me, but you can’t
---       my hat?---       .
#23769
A
Where is; Yes, it is.
B
Where’s; No, it isn’t.
C
Where’s; It’s in the backpack
D
Is it; It’s on the table