Ⅲ. 选用方框内的单词或词组填空,其中有一个单词或词组是多余选项。
carry on with impolite electric a wealth of especially certainly
1. We will have new knowledge as a result.
2. Some people think it is to ask someone's age.
3. People believe that cars are good for the environment.
4. Her courage has given Tom the will to his life and work.
5. UNICEF helps build a better world for everyone, children all over the world.

1. a wealth of 2. impolite 3. electric 4. carry on with 5. especially

Ⅳ. 按要求改写下列句子。
1. He has been here for a month already.（改为否定句）
He here for a month .
2. We have learned English for five years.（改为一般疑问句）
you English for five years?
3. Jack has lived in Nanjing for 5 years.（改为同义句）
Jack has lived in Nanjing .
4. They have never been to Australia.（改为反义疑问句）
They have never been to Australia, ?
5. We have been to the Great Wall twice.（对画线部分提问）
have you been to the Great Wall?
6. His brother has worked in the factory since 2008.（对画线部分提问）
his brother in the factory?
7. He didn't leave until we came back.（改为同义句）
He we came back.
8. The last time we saw each other was ten years ago.（改为同义句）
We each other for ten years.
9. They arrived here two hours ago.（改为同义句）
They here two hours.
10. Mr Wang has repaired over ten computers since Tuesday.（对画线部分提问）
computers Mr Wang since Tuesday?

1. hasn't been, yet 2. Have, learned 3. since 5 years ago 4. have they 5. How many times 6. How long has, worked 7. left after 8. haven't seen 9. have been, for 10. How many, has, repaired