() 13. — Tom looks sad. Maybe he his score in the maths exam. — I'm afraid so.

   A. knows   B. knew   C. has known   D. will know

() 12. David,I need your help because I don't know.

   A. how to do it   B. how to do   C. what to do it   D. what shall I do

() 11. — I'm afraid I've broken the window. Can you help me mend it? —.

   A. That’s right   B. Never mind   

    C. With pleasure   D. It’s a pleasure

() 10. — Don’t,my children. I'm sure you will win.

—Thank you,Mr Wang. We^’ll try our best.

   A. put up   B. give up   C. work out   D. turn off

() 9. Mr Green knew nothing about the change in Yancheng his wife told him.

   A. since   B. because   C. until   D. after

() 8. — These days I have always felt stressed.

—You can ask Mrs Li for help. It’s for her to solve your problem.

   A. necessary   B. useful   C. important   D. possible

() 7. Every one of us was sure that our team would the team from No.3 Middle School.

   A. win   B. lose   C. beat   D. get

() 5. — What are you going to do this weekend?

—I'm not sure. Maybe I will go swimming.

   A. either   B. too   C. ever   D. yet

() 4. — Why are you so happy,Henry?

—My old friend David is coming to visit me. We haven’t seen each other five years.

   A. since   B. after   C. for   D. in

() 3. — Can I help you? — Yes. There is wrong with my bike.

   A. something   B. anything   C. everything   D. nothing