5. These profits are based on the a　　 that prices will continue to rise.

4. For a teacher to hit a child is not just m　　 　wrong but also illegal.

3. I’m sorry to d　 　　you so late, but I was wondering if I could use your phone.

2. The small town looks e　　 as it did when it was built 200 years ago.

1. The role of the news u　 　　informing public opinion is of great importance.

10. less→fewer

Unit 2　 Cloning

9. one→ones

8. √

7. envelope→envelopes或在envelope前加an

6. 去掉the