4.The number of students in our school is more than two thousands._____________

3.I couldn’t fall sleep last night.__________

2.Everyone should make a contribution to protect the environment.____________

1.No one of us has been to Bondi Beach._________________

8. is it ___it is　 9. were ___ was　　 10. him ____his

4. since ____for　 5. will be ____is　　 6. more ____much　　 7. made ____making

1. how work out ____how to work out　　 2. with ___in　　 3. What ___ How

10. A friend of him went to Japan last Sunday　　 ___________

keys:

9. Neither you nor I were sending e-mails then　　 ________

8. Father tells his son how far is it from the earth to the moon .________