2026年新课程课堂同步练习册八年级英语上册人教版第78页答案
Ⅱ. 阅读下面短文,掌握其大意,然后从短文后各题所给的A、B、C三个选项中选出能填入空白处的最佳选项。
In the future, our lives will be much easier with smart refrigerators. These amazing refrigerators can do more than just keep food cold. When the refrigerator is almost
B
1
, it won't wait for the owner to do shopping.
A
2
, it will order food online using the Internet by itself. It knows what you usually eat and can even
B
3
healthy recipes based on the ingredients you have.
Another cool thing is that smart refrigerators can adjust(调整) the
C
4
and humidity(湿度) inside. For example, if you store fresh vegetables, the refrigerator will make the space a bit more humid to keep them
A
5
for longer. If you put ice cream or meat inside, it will
B
6
the temperature to keep them frozen. This helps
C
7
food waste because nothing goes bad quickly.
With these smart refrigerators, people won't need to
A
8
about forgetting to buy food or setting the right temperature. Life will become more
B
9
and comfortable. I can't wait to
A
10
these refrigerators in every home!
(
B
)1. A. full B. empty C. clean
(
A
)2. A. Instead B. However C. Then
(
B
)3. A. cook B. suggest C. use
(
C
)4. A. color B. size C. temperature
(
A
)5. A. fresh B. hot C. dry
(
B
)6. A. raise B. lower C. ignore
(
C
)7. A. add to B. make C. cut down
(
A
)8. A. worry B. think C. talk
(
B
)9. A. difficult B. convenient C. interesting
(
A
)10. A. see B. buy C. sell

答案

1—5 BABCA 6—10 BCABA

解析

【分析】
做完形填空需先通读全文,把握文章主旨(本文介绍未来智能冰箱的功能),再逐题结合上下文语境、逻辑关系、词汇词义及搭配分析选项,最后通读检查答案是否通顺合理。
【解析】
1. 考查形容词词义辨析。后文提到冰箱会自行订购食物,可知此处指冰箱几乎空了,选B(empty)。
2. 考查副词词义辨析。前文说不会等主人购物,后文说会自行订购,是替代转折关系,选A(Instead)。
3. 考查动词词义辨析。智能冰箱会根据食材建议健康食谱,选B(suggest)。
4. 考查名词词义辨析。后文提到调整温度冷冻食物,可知此处指调整温度,选C(temperature)。
5. 考查形容词词义辨析。新鲜蔬菜在湿润环境中能保持新鲜,选A(fresh)。
6. 考查动词词义辨析。冰淇淋和肉需要冷冻,所以要降低温度,选B(lower)。
7. 考查动词短语辨析。食物不易变质意味着减少浪费,选C(cut down)。
8. 考查固定搭配。worry about是固定搭配,意为“担心”,选A(worry)。
9. 考查形容词词义辨析。智能冰箱让生活更方便,选B(convenient)。
10. 考查动词词义辨析。句意是迫不及待想在每个家看到这些冰箱,选A(see)。
【答案】
1—5 BABCA 6—10 BCABA
【知识点】
完形填空解题技巧、词汇词义辨析、上下文语境理解
【点评】
本文是贴近生活的说明文,介绍智能冰箱的功能,考查学生词汇运用与语篇逻辑理解能力,难度适中,适合初中阶段练习。
【难度系数】
0.6
Ⅲ. 根据短文内容,从方框内选出能填入空白处的最佳选项,其中有一项为多余选项。
Jobs in 2045
What kind of jobs will people do 20 years later? Here are five cool jobs you may like!
AI Healthcare Helper
C
1
They show people how to use small devices(装置) on their bodies to check their health. Most of them work in smart hospitals or on the Internet. When they're free, they do sports with fake teachers that look real.
Space Trip Guide
With the development of space science, more and more people would like to travel in space, so more and more guides are needed.
D
2
They take visitors to places on the moon in special small spaceships. After work, they often look at the Earth rising from the windows of space stations.
Virtual(虚拟) City Maker
These workers use VR tools to make 3D pictures of cities in the metaverse(虚拟空间).
B
3
On weekends, they go to real forests to find new ideas for their designs.
Climate Fixer
A
4
Because this special kind of tree can give out a large amount of oxygen(氧气). They repair machines that catch CO₂ in stations floating on the ocean. After busy days, they eat seafood cooked by robots.
Plant Builder
These scientists design buildings covered with live plants.
E
5
So the environment around will get green fast, too. What do they like to do in their free time? They grow hard-to-find flowers in gardens on the tops of buildings.

A. This job needs planting special trees to clean dirty air.
B. Their workplaces are digital(数码的) rooms that you can enter with AR glasses.
C. These experts help people talk to medical AI robots.
D. The guides work in places where there's no gravity(重力), near the middle of the Earth.
E. Their main tool is a gun that shoots special seeds(种子) to grow fast.
F. We all want to see what the world will be like in the future.
1.
C
2.
D
3.
B
4.
A
5.
E

答案

1—5 CDBAE

解析

【分析】
本题为补全短文题,需结合各段落的职业主题及上下文语境匹配选项。首先明确每个职业的核心内容:1处对应AI医疗助手的医疗相关职责;2处对应太空旅行导游的太空环境特征;3处对应虚拟城市制造者的虚拟空间工作场景;4处对应气候修复者的树木净化空气内容;5处对应植物建造者的植物快速生长工具,逐一匹配选项即可得出答案。
【解析】
1. 空格所在段落主题为AI Healthcare Helper(AI医疗助手),后文提到帮助人们用身体装置检查健康,选项C“These experts help people talk to medical AI robots.”(这些专家帮助人们和医疗AI机器人交流)符合医疗助手的职责,故1选C。
2. 空格所在段落主题为Space Trip Guide(太空旅行导游),后文涉及太空、月球、空间站等内容,选项D“The guides work in places where there's no gravity, near the middle of the Earth.”(导游在无重力的地方,靠近地球中部)符合太空无重力的环境特征,故2选D。
3. 空格所在段落主题为Virtual City Maker(虚拟城市制造者),涉及虚拟空间设计,选项B“Their workplaces are digital rooms that you can enter with AR glasses.”(他们的工作场所是数码房间,可通过AR眼镜进入)匹配虚拟城市的工作场景,故3选B。
4. 空格所在段落主题为Climate Fixer(气候修复者),后文提到特殊树木释放氧气,选项A“This job needs planting special trees to clean dirty air.”(这份工作需要种植特殊树木净化脏空气)符合气候修复的工作内容,故4选A。
5. 空格所在段落主题为Plant Builder(植物建造者),涉及活植物建筑,选项E“Their main tool is a gun that shoots special seeds to grow fast.”(他们的主要工具是发射特殊种子让植物快速生长的枪)匹配植物建造的工具,故5选E。
【答案】
1.C 2.D 3.B 4.A 5.E
【知识点】
补全短文、阅读理解
【点评】
本题围绕未来职业展开,考查学生对语境的理解和信息匹配能力,需抓住各职业的核心特征,难度适中。
【难度系数】
0.5