【题目】There are two ________ students in the newly-built school.
A.thousand
B.thousands
C.thousands of
D.thousand of

【题目】Don't go ________ the street unless the traffic light turns green.
A.cross
B.across
C.through
D.pass

A. in B. until C. when D. to

【题目】—This box is ________ heavy for me to carry. Can you help me?
—Certainly.
A.so
B.much
C.very
D.too

A. why to start B. which to start C. what to start D. when to start

—_____. I will do it right now .

A. to close ; Yes B. to open ; No

C. opening ; Of course not D. closing ; I hope so

【题目】Tom was late for school again. His teacher wasn't happy _______ his explanation.
A.to
B.in
C.for
D.with

A. They’re on the desk. B. Yes, they’re books. C. There are some books.

—No, you______ . You can finish it tomorrow.

A. can’t B. shouldn’t C. needn’t D. mustn’t

A. There are five boys. B. There’re five girls. C. I can see some boys.