9. ___________ is hoped that you will be able to visit our city in the near future.

8. ___________ wallet was stolen must be made clear.

7. That she doesn’t understand spoken English _________(be) clear.

6. ____________ will go makes no difference.

5. ____________ leaves the room last ought to turn off the light.

4. ____________ we’ll go camping tomorrow depends on the weather.

3. It worries her a bit __________ she has a headache every day at midnight.

2.　 ___________ he was late for class made me angry.

1．___________ you have done might do harm to others.

14. that　　 15. that　　 16. whether　　 17. when　　 18. where　　 19. how　 20. as if/though

Unit 4

Complete the following blanks: