一、根据句意及汉语提示、首字母、音标或英文释义，写出句中所缺单词
1. AI (改变) the world, making our living, studying and working easy.
2. We must keep quiet when we are in places like hospitals or (博物馆).
3. It is /truː/ that hard work and not giving up can lead to success.
4. Linda has a (a wish to have or be sth.) to be a teacher, so she studies hard every day.
5. In geography class, we learned that the earth moves a the sun. It is common knowledge.

1. changes 2. museums 3. true 4. dream
5. around

二、用括号内所给单词的适当形式填空
1. We had a lot of (funny) at the beach yesterday, building sandcastles and chasing waves.
2. Daniel is so helpful that he always (fix) things for his classmates.
3. Mothers are busy with (end) housework day after day. They will be happy if we help them.
4. We all know that Yuan Longping is one of the greatest (science) in China.
5. Nowadays, smart phones are important in our daily (life), helping us study, work and communicate.

1. fun 2. fixes 3. endless 4. scientists
5. lives

三、从方框中选择适当的单词或短语并用其正确形式填空
thing around look for museum take apart
1. Trees are all us. We should learn to look after them.
2. I interesting books in the library every weekend.
3. My cousin enjoys his toys. Then he tries to put them together again.
4. This supermarket has all kinds of that people need, such us snacks and fruits.
5. We often visit local to learn about the history and culture of our city.

1. around 2. look for 3. taking apart
4. things 5. museums

() 1. She finally found the answer the question that had puzzled her for days.

A.in
B.for
C.to
D.with

1. C【点拨】“the answer to...”是固定搭配，意为“……的答案”。

() 2. The old chairs are broken. Let’s ask the workers to and see if we can reuse some parts.

A.take it apart
B.take apart it
C.take them apart
D.take apart them

2. C【点拨】“take apart”意为“拆开”，是动副短语，当宾语是代词时，要把代词放在动词和副词中间。这里指代前面的“The old chairs”，是复数，要用them，故选C。

() 3. Cindy likes cooking. She likes watching how her parents at home.

A.to cook
B.cooked
C.cooks
D.cook

3. D【点拨】考查动词时态。此处是how引导的宾语从句，应为陈述语序，时态为一般现在时，主语是复数her parents，动词用原形。故选D。

() 4. — What do you usually do your spare time?
— I often go the Internet to learn about the latest news.

A.on; in
B.in; on
C.at; for
D.with; over

4. B【点拨】“in one’s spare time”表示“在某人的空闲时间”；“go on the Internet”表示“上网”。