—Who’s the man over there? Is it Mr. Black?
—It ______ be him. He’s much taller.
A. may not B. can’t C. will not D. mustn’t
—Mr. Li ______ to Mary carefully when I entered the classroom this morning.
—He is very patient ______ he is young.
A. talking; but B. was talking; though
C. talks; though D. talked; however
— I’ll call your parents if your homework ________ before four o'clock today.
— Sorry, Mr. Li. I’m doing it right now.
A. isn’t done B. won’t be done C. doesn’t do D. won’t do
—Excuse me, Could you tell__________?
—Yes. Go along this street and you will find it on your left.
A. where is the museum 
B. which is the way to the museum
C. how far is the museum D. how can I get to the museum
What bad weather! The plane will _______ at 8:00 o’clock this evening.
A. put off B. take off C. turn off D. get off
—Do you know the girl __________ is standing __________ the tree?
— Yes, she is my friend, Zhang Ying.
A. that, in the front of B. whom , under
C. who, in front of D. which, behind
