Unit4 Digital life重点词汇句子专项训练（含答案）2025外研版英语八年级上册

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外研版八年级上册Unit4 Digital life重点词汇句子专项训练
满分100分
一、词汇辨析（从括号内选择正确单词填空，共10分）
We can use a ______ (keyboard, mouse) to type words on the computer.
My father bought a new ______ (screen, speaker) so that we can hear music clearly.
You need to ______ (save, print) the document before turning off the computer.
The ______ (Internet, website) allows people to connect with each other all over the world.
Please ______ (click, type) on the icon to open the application.
He spent two hours ______ (downloading, uploading) the video from the Internet.
The ______ (password, username) is used to protect your account from being stolen.
We can ______ (search, send) for information about history on the computer.
My brother likes to ______ (chat, call) with his friends online.
The ______ (printer, scanner) can make a paper copy of the document.
二、用括号里单词的正确形式完成句子（共10分）
My sister often ______ (use) the computer to study English.
They ______ (not play) computer games last night.
We ______ (have) a computer class tomorrow.
He enjoys ______ (watch) movies online.
Look! The students ______ (learn) how to use the software.
She ______ (finish) her homework on the computer just now.
My parents ______ (buy) a new laptop next month.
The teacher told us ______ (not spend) too much time on the Internet.
He ______ (be) able to send emails when he was ten years old.
I want ______ (improve) my computer skills.
三、用括号里中文提示及句意完成句子（共20分）
You can ______ (发送电子邮件) to your friends quickly.
My brother likes to ______ (玩电脑游戏) in his free time.
Please ______ (关闭) the computer after you use it.
We can ______ (浏览网页) to get the latest news.
The students are learning how to ______ (制作PPT).
He forgot to ______ (保存) his work, so he lost all the data.
My father uses the computer to ______ (处理工作).
You should ______ (保护) your eyes when using the computer for a long time.
She wants to ______ (学习编程) in the future.
We can ______ (视频通话) with our relatives who live far away.
The ______ (程序员) writes code for the new software.
He spends an hour ______ (上网) every day.
Please ______ (连接) the computer to the Internet.
My mother often ______ (网上购物) on weekends.
The teacher asked us to ______ (提交) our homework online.
We need to ______ (更新) the software to make it work better.
He can ______ (修理电脑) by himself.
The ______ (网络安全) is very important for every Internet user.
She likes to ______ (分享照片) with her friends on social media.
You can ______ (设置) a timer to remind you to take a break from the computer.
四、重点短语 英译汉（共20分）
digital life
log in
shut down
surf the Internet
online shopping
social media
computer virus
cloud storage
wireless network
software update
download files
print out
create a document
video call
online course
computer skills
email address
search engine
save energy
data loss
五、汉译英，根据中文提示补全句子，一空一词（共20分）
他每天都使用电脑。
He ______ the computer every day.
我们可以在网上找到很多信息。
We can ______ much information ______ the Internet.
她将教我们如何使用这个软件。
She ______ ______ us how to use this software.
我爸爸擅长修理电脑。
My father ______ ______ ______ fixing computers.
不要忘记关闭电脑。
Don't forget ______ ______ ______ the computer.
他们正在讨论数字生活的优缺点。
They ______ ______ ______ the advantages and disadvantages of digital life.
他花了两个小时下载这个文件。
He ______ two hours ______ the file.
我们应该学会保护我们的个人信息。
We should learn ______ ______ our personal information.
这个新软件可以帮助我们工作得更快。
This new software can ______ ______ ______ faster.
她十岁时就会使用智能手机了。
She ______ ______ ______ use a smartphone when she was ten.
六、句型转换（共20分）
I use the computer to study English.（对划线部分提问）
______ do you use the computer ______
He surfs the Internet for two hours every day.（对划线部分提问）
______ ______ ______ he surf the Internet every day
They will buy a new computer next week.（改为否定句）
They ______ ______ a new computer next week.
She can send emails in English.（改为一般疑问句）
______ ______ send emails in English
My brother plays computer games every weekend.（用now改写句子）
My brother ______ ______ computer games now.
It's important to protect our eyes when using computers.（改为感叹句）
______ ______ it is to protect our eyes when using computers!
He wants to learn how to make a video.（改为同义句）
He ______ ______ ______ learn how to make a video.
The students are discussing digital life.（对划线部分提问）
______ ______ the students ______
I have a computer at home.（改为复数句）
______ ______ ______ at home.
She started to use the Internet when she was five.（对划线部分提问）
______ ______ she ______ to use the Internet
答案解析
一、词汇辨析
keyboard 解析：keyboard意为“键盘”，用于打字；mouse是“鼠标”，根据“type words”可知选keyboard。
speaker 解析：speaker是“扬声器”，能让人清楚听到声音；screen是“屏幕”，故选speaker。
save 解析：save意为“保存”，符合“在关电脑前”的语境；print是“打印”，故选save。
Internet 解析：Internet指“互联网”，能让世界各地的人联系；website是“网站”，故选Internet。
click 解析：click意为“点击”，符合“点击图标打开应用”；type是“打字”，故选click。
downloading 解析：downloading是“下载”，从网上获取视频用download；uploading是“上传”，故选downloading。
password 解析：password是“密码”，用于保护账户；username是“用户名”，故选password。
search 解析：search意为“搜索”，搜索信息用search；send是“发送”，故选search。
chat 解析：chat意为“聊天”，online chat是“网上聊天”；call是“打电话”，故选chat。
printer 解析：printer是“打印机”，能打印文件；scanner是“扫描仪”，故选printer。
二、用括号里单词的正确形式完成句子
uses 解析：由“often”可知用一般现在时，主语是第三人称单数，故用uses。
didn't play 解析：由“last night”可知用一般过去时，否定句借助didn't，后接动词原形。
will have 解析：由“tomorrow”可知用一般将来时，will+动词原形。
watching 解析：enjoy后接动名词，enjoy doing sth. 意为“喜欢做某事”。
are learning 解析：由“Look!”可知用现在进行时，主语是复数，be动词用are，后接learning。
finished 解析：由“just now”可知用一般过去时，finish的过去式是finished。
will buy 解析：由“next month”可知用一般将来时，will+动词原形。
not to spend 解析：tell sb. not to do sth. 意为“告诉某人不要做某事”。
was 解析：由“when he was ten years old”可知用一般过去时，主语是he，be动词用was。
to improve 解析：want to do sth. 意为“想要做某事”。
三、用括号里中文提示及句意完成句子
send emails
play computer games
turn off
browse web pages
make PPT
save
handle work
protect
learn programming
have video calls
programmer
surfing the Internet
connect
shops online
submit
update
repair computers
network security
share photos
set
四、重点短语 英译汉
数字生活
登录
关闭
上网
网上购物
社交媒体
电脑病毒
云存储
无线网络
软件更新
下载文件
打印出来
创建文档
视频通话
在线课程
电脑技能
电子邮件地址
搜索引擎
节约能源
数据丢失
五、汉译英，根据中文提示补全句子，一空一词
uses
find; on
will teach
is good at
to turn off
are discussing
spent; downloading
to protect
help us work
was able to
六、句型转换
What; for 解析：对目的提问用what...for，意为“为了什么”。
How long does 解析：对时间段提问用how long，主语是第三人称单数，借助does。
won't buy 解析：一般将来时的否定句在will后加not，缩写为won't，后接动词原形。
Can she 解析：含有情态动词can的一般疑问句，将can提前，主语跟在后面。
is playing 解析：now提示用现在进行时，be+动词现在分词，主语是第三人称单数，be动词用is。
How important 解析：感叹句结构为How+形容词+主语+谓语！
would like to 解析：want to do sth. 与would like to do sth. 意思相近，都是“想要做某事”。
What are; discussing 解析：对讨论的内容提问用what，现在进行时的特殊疑问句结构为What+be+主语+doing
We have computers 解析：I的复数是we，have用原形，computer的复数是computers。
When did; start 解析：对时间提问用when，一般过去时的特殊疑问句借助did，动词用原形。
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