Are the boys looking at the blackboard? Yes,they____.
A. aren't
B. do
C. don't
D. are
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There's____girl,she is very tall.
A. second
B. two
C. a second
D. all second
--Do you have a red pen?Which of the following is wrong?____.
A. Yes; I have one
B. Yes,I have it
C. Yes,I do
D. Sorry,I don't
--Excuse me.May I borrow a pen,please?____.
A. It doesn't matter;
B. Thank you;
Certainly,here you are;
D. Not at all.
The boy is late for class.So he says to the teacher,"________".
A. I'm sorry
B. Excuse me,May I come in?
C. Let me in,
D. I don't want to be late.