英语是现在世界上用的最多的一门语言，许多国家都在学英语和用英语。接下来我们一起练习九年级英语Unit3Computers家庭作业。

上海牛津版九年级英语Unit3Computers家庭作业及答案

Ⅰ. 用括号内所给动词的适当形式填空。

1. Ross doesn’t know when the plane ___________ (invent).

2. My home town ___________ (change) a lot in the past few years.

3. Today, it’s common for people to use the Internet ___________ (receive) messages.

4. Alice and Maria often ___________ (communi-cate) by letter in the past.

Ⅱ. 根据句意及汉语或首字母提示完成句子。

1. We are going to build a special room for wheelchair ___________ (使用者).

2. Mary often s___________ the Internet when she was at university.

3. Ross said, “I don’t think the information is u___________ to us.”

4. Mike drove so ___________ (快地) that he got to the cinema before 6 pm.

Ⅲ. 从方框中选择适当的短语并用其正确形式完成句子(每条短语限用一次)。

instead of, millions of, talk about, give a report

1. The head teacher wants to invite Mr Green to _____________ about the environment.

2. Miss White said, “The earth is _____________ years old.”

3. — Where is John, Lily?

— Look! He _____________ his travel plans with his best friend.

4. Tina bought a scarf _____________ a dress for her mum.

Ⅳ. 改写句子(每空一词)。

1. A big number of cars have been produced by the company. (改为主动语态)

The company _____________ _____________ a big number of cars.

2. Shouting isn’t allowed in the British Library. (改为反意疑问句)

Shouting isn’t allowed in the British Library, _____________ _____________?

3. Daming copied the book onto the computer. (改为被动语态)

The book _____________ _____________ onto the computer by Daming.

4. The report will be finished in two hours. (改为一般疑问句并作肯定回答)

_____________ the report _____________ _____________ in two hours?

_____________, _____________ _____________.

Key:

Ⅰ. 1. was invented 2. has changed 3. to receive 4. communicated

Ⅱ. 1. users 2. surfed 3. useful 4. fast / quickly

Ⅲ. 1. give a report 2. millions of 3. is talking about 4. instead of

Ⅳ. 1. have produced 2. is it 3. was copied 4. Will; be finished; Yes; it will

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