Unit 5 Section A(1a-2d) 同步练习 2026-2027学年人教版九年级英语上册

Unit 5  Section A(1a～2d)

同步练习

一、根据句意及汉语或首字母提示填写单词。

1．We should reduce the use of p________ bags to protect the environment.

2．With a ________ (照相机),we can keep the beautiful memories of our travels.

3．The i________ of the computer has completely changed the way we work and       study.

4．The restaurant has done two surveys on its service since last month to improve       i________．

5．This company _________ (生产) many kinds of high­tech products for the world      every year.

二、用括号内所给词的适当形式填空

1.Every year，about 750，000 cars _______________ (produce) in this factory.

2.We can use smart ___________ (camera) to record happy family moments easily.

3.The novel _________ (it) is meaningless，so it’s a waste of time reading it several times.

4.They are trying to use 3D __________ (print) to print food that is both delicious and good for us.

5.Many people think that the smartphone is one of the greatest _____________ (invention) in the 21st century.

三、用方框中所给词的适当形式填空

it, file, print, invent, produce, button

1．If you press this________， the machine will start.

2．You can use the________ to print your homework.

3．About 5，000 cars ______________ in the factory every year.

4．I deleted(删除) some important ________by mistake last night.

5．—Passengers in Wuhan can take a driverless (无人驾驶的) taxi.

—I see. It can drive by________．

四、完成句子

1．乘客可以在高速列车上网上点餐。

Passengers can order food online on the _________________．

2．每年的科技博览会上都会展出成百上千项新发明。

______________ new inventions are shown at the tech fair every year.

3．这款环保袋是由一群年轻学生制作的。

This eco­friendly bag _________________ a group of young students.

4．你和你的新朋友之间建立信任需要时间。

It takes time _____________ trust between you and your new friends.

5．这款智能锁连接到家庭安防系统，提升防护效果。

This smart lock ________________ a home security system for better protection.

五、补全对话

A：Hey，Lisa！Have you heard about the “electronic pet” of Wuhan University?

B：1.____ What is it?

A：It's a robotic fish and it looks like a real one.

B：Really？2.____

A：It's about 53 cm long，like a mediumsized fish.The coolest part is its two special joints (关节) in the head and tail.

B：Can it swim like a real fish?

A：3.____

B：That sounds amazing! Who invented it?

A：A team of scientists at Wuhan University.

B：What is it used for?

A：4.____ It can collect information like water conditions and fish activity.

B：Wow！5.____

A．How big is it? B．No，I haven't. C．That's cooler than I imagined! D．I would like to buy some fish.