Unit 5 Great inventions Lesson 5 同步分层作业 2026-2027学年冀教版英语八年级下册

Unit 5 Great inventions Lesson 5 分层作业

建议用时：25分钟

 

一、单词汉译英（Lesson 5：冰箱发展史 Refrigerator Timeline）

1. 冰箱 ____________ 2. 机器 ____________

3. 电 ____________ 4. 冷冻 ____________

5. 新鲜的 ____________ 6. 食物 ____________

7. 冰 ____________ 8. 温度 ____________

9. 世纪 ____________ 10. 家庭 ____________

11. 改变 ____________ 12. 保存 ____________

二、短语汉译英（教材原短语）

1. 在冰箱里 ____________ 2. 保持食物新鲜 ____________

3. 冷冻食品 ____________ 4. 家用电器 ____________

5. 进入家庭 ____________ 6. 随着时间推移 ____________

7. 改变人们的生活 ____________ 8. 把……拿出来 ____________

三、词形变换（写出下列形容词的比较级形式）

1. cold → ____________ 2. big → ____________

3. cheap → ____________ 4. easy → ____________

5. fresh → ____________

 

一、单句填空（用括号内单词的正确形式填空）

1. The first ice boxes ____________ (make) of wood.

2. Before fridges, meat ____________ (keep) in a cold room.

3. In the 19th century, cooling machines ____________ (invent) by scientists.

4. Ice ____________ (use) to keep milk cool in the past.

5. The fish ____________ (put) in the freezer last night.

二、根据汉语意思完成句子（每空一词）

1. 早期的冰箱又小又贵。

Early fridges ____________ small and expensive.

2. 过去食物被放在冰里保存。

In the past, food ____________ kept in ice.

3. 第一批电冰箱是在20世纪卖出的。

The first electric fridges ____________ sold in the 20th century.

4. 购物后牛奶被放进冰箱。

Milk ____________ put in the fridge after shopping.

5. 我们的生活被这台小机器改变了。

Our lives ____________ changed by this small machine.

三、句型转换

1. Fridges came into many homes in the 20th century.（对画线部分提问）

When ____________ fridges ____________ into many homes?

2. Food was kept fresh in the ice box.（改为否定句）

Food ____________ ____________ kept fresh in the ice box.

3. Early fridges were made of wood.（改为一般疑问句）

____________ early fridges ____________ of wood?

4. People used ice to keep food cool.（改为被动语态）

Ice ____________ ____________ to keep food cool.

5. The machine made cold air for the box.（改为被动语态）

Cold air ____________ ____________ by the machine.

四、选词填空（了解冰箱的发展）

【was, were, made, kept, sold】

1. Old ice boxes ____________ made of wood and metal.

2. Food ____________ kept fresh with ice in the old days.

3. Cold air was ____________ inside the box.

4. Fish was ____________ in a cold room.

5. In the 20th century, fridges were ____________ in many countries.

五、情景补全对话（5个空，6个选项，1项多余）

A. What was kept in the ice box in the old days?
B. When were fridges sold in ordinary homes?
C. Where is your fridge?
D. Was ice bought from a shop?
E. What do you put in the fridge?
F. Do you like cold drinks?

Danny: Wang Mei, look at this old photo of a kitchen.
Wang Mei: There is no fridge in it, only a wooden box.
Danny: 1.____________
Wang Mei: Milk and meat were kept in it with big pieces of ice.
Danny: 2.____________
Wang Mei: Yes. Ice was bought from an ice shop and put in the box.
Danny: 3.____________
Wang Mei: In the 20th century, fridges were sold in many homes.
Danny: 4.____________
Wang Mei: I put milk, eggs and vegetables in the fridge.
Danny: 5.____________
Wang Mei: It is in the corner of our kitchen, next to the window.

 

拓展提高（课内同源 + 课外同源）

Passage1（课内同源：冰箱在家庭中的作用）

　　In Ms Liu's class, the students talk about the fridge at home. Wang Mei's fridge is always full. Milk, eggs, vegetables and fruit are kept in it. “It keeps our food fresh for days,” she says.

　　Jenny tells the class about the fridge in her Canadian home. Her mother puts the shopping in it after she comes home. Frozen food is kept in the freezer, and cold drinks are put on the door. “When I want a cold drink, I just open the door,” Jenny says.