Unit 2 cloning Grammar & Writing课时作业

[知 识 梳 理]

观察感悟(源于教材)

Ⅰ. 复习同位语

1．The fact ________________________ was very encouraging.

2．Then came the disturbing news ____________________.

3．However，the problem __________________bothered scientists.

4．Scientists hold the belief________________________.

5．Besides that，there is also a fierce debate over the question______________.

答案　1. that she seemed to develop normally　2. that Dolly had become seriously ill　3. that she later developed a serious lung disease　4. that cloning may lead to many important scientific breakthroughs and medical treatments

5．whether human clothing experiments should be allowed

Ⅱ. 单句语法填空

1．A warm thought came to me ________ I might help wash my mom's feet on Thanksgiving Day.

2．We have some doubt ________ they can complete the task on time.

3．I have no idea ________ I will turn to if I am in trouble.

4．Information has been put forward ________ more middle school graduates will be admitted into universities.

5．There is much discussion about the question ________ the rising food prices are affecting ordinary people.

6．The suggestion________ the meeting be put off proved right.

7．It is known that a little baby is unable ____________(walk) or run.

8．We tried ________ vain to catch the butterfly on the flower.

9．My suggestion is ________ if it rains tomorrow we had better go to the library.

10．There is some doubt ________ he is the man who robbed the boy.

答案　1. that　2. whether　3. who/whom　4. that　5. how　6. that　7. to walk

8．in　9. that　10. whether

Ⅲ. 完成句子