人教版八年级英语上册Unit 4 Amazing Plants and Animals单词精讲课件(含练习题)

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人教版八年级英语上册Unit 4 Amazing Plants and Animals单词精讲课件(含练习题)

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Unit 4 Amazing Plants and Animals
单词精讲课件2024人教版
八年级上册
目录
01
重点单词
02
重点词组
03
词汇练习题
04
答案解析
重点单词
01
1.popular/ p pj l (r)/adj. 广受欢迎的;流行的
- 用法
作定语修饰名词,表明事物受大众喜爱的程度;作表语,描述人或事物的受欢迎状态。
-搭配:be popular with/among sb.(受某人欢迎);popular culture(流行文化);popular music(流行音乐)
- 例句
This kind of mobile phone is very popular with young people.(这种手机很受年轻人欢迎。)
2.goodness / ɡ dn s/n.美德;营养
- 用法:常作不可数名词,在句中可作主语、宾语或表语。
-搭配:for goodness' sake(看在老天的份上)the goodness of sth.(某物的益处 / 美德);have the goodness to do sth.(好心做某事)
- 例句 We should always remember the goodness of our parents.
(我们应该永远记住父母的养育之恩。)
3.shoot/ u t/n. 幼苗;嫩芽/ v.(过去式 shot/ t/)开(枪);射击;(使朝某方向)冲,奔,飞驰
- 用法:作可数名词,指植物新长出来的部分。作及物动词,后接宾语表示射击的对象;不及物动词,可表示快速移动。
-搭配:shoot at(朝…… 射击);shoot sth.(射击某物);young shoot(幼苗);shoot up(迅速生长;猛增)
- 例句
The hunter shot at the target but missed.(猎人朝目标射击,但没打中。);The plants send out new shoots in spring.(植物在春天长出新芽。);
The prices of houses are shooting up.(房价在猛涨。)
4.appear/ p (r)/v.出现;呈现;显得;看来好像
- 用法:不及物动词,无被动语态。可单独使用表示出现的动作;也可接形容词、动词不定式等作表语。
-搭配:appear to do sth.(似乎做某事);appear + adj.(显得……);appear in(出现在……);appear on(在…… 上出现)
- 例句
A strange object appeared in the sky last night.、(昨晚天空中出现了一个奇怪的物体。)
She appeared on the stage and began to sing.
(她出现在舞台上,开始唱歌。
5.land/l nd/n. 陆地;土地;国家;地区;v. 降落;着陆;使(飞机等)降落;使上岸;获得(一份难得的工作、合同等)
- 用法:名词:作 “陆地”“土地” 讲时,是不可数名词;作 “国家”“地区” 讲时,是可数名词。动词:及物动词,后接宾语;不及物动词,可单独表示降落等动作。
搭配:on land(在陆地上);land on(降落在…… 上);land in(在…… 着陆;陷入);land a job(找到一份工作)
- 例句
Most animals live on land.(大多数动物生活在陆地上。)
The plane landed safely at the airport.(飞机安全降落在机场。)
6.African / fr k n/adj.非洲的;非洲人的 / n.非洲人
- 用法:作形容词修饰名词,描述与非洲或非洲人相关的事物;作名词时,复数形式为 Africans。
-搭配:African culture(非洲文化);an African country(一个非洲国家);African Americans(非裔美国人)
- 例句:I'm interested in African history.
(我对非洲历史感兴趣。)
He is an African.(他是一个非洲人。)
7.weigh/we /v. 有…… 重;称重量;权衡;考虑
- 用法:及物动词,后接宾语表示称…… 的重量;不及物动词,可表示重量是多少。
-搭配:weigh sth.(称某物的重量);weigh up to...(重达……);weigh the pros and cons(权衡利弊)
- 例句 This elephant weighs up to 5 tons
(这头大象重达 5 吨。)
We need to weigh the pros and cons before making a decision.
(在做决定之前,我们需要权衡利弊。)
8.connect/k nekt/;v. 关联;连接;接通(电源、电话等);使…… 有联系
- 用法:及物动词,常与介词 with 或 to 搭配。
- 搭配:connect...with/to...(把…… 与…… 连接 / 联系起来);be connected with/to(与…… 相连 / 有关联);connect to(连接到……);connect with(和…… 有关;与…… 沟通)
- 例句:The Internet connects people all over the world.(互联网把全世界的人连接起来。)
My work is closely connected with his.
(我的工作和他的密切相关。)
9.connection/k nek n/n.联系;连接;连接点;(人际)关系
- 用法:作可数或不可数名词。表示 “联系”“连接” 时,常用单数形式;表示 “连接点”“关系” 时,常用复数形式。
- 搭配: have a connection with(与…… 有联系);the connection between...and...(…… 和…… 之间的联系);make a connection(建立联系);lose connection(失去联系)
- 例句:There is a strong connection between smoking and lung cancer.(吸烟和肺癌之间有很强的联系。)
We should make more connections with different people.
(我们应该和不同的人建立更多联系。)
10.without/w a t/prep.没有;缺乏;不用;不(做某事)
- 用法:后接名词、代词、动名词或复合结构。- 形容词:key points(关键点)、a key role(关键角色)
-搭配:without doing sth.(没有做某事);without sb./sth.(没有某人 / 某物);go without(没有…… 也能勉强应付)
- 例句
He left the room without saying goodbye.(他没说再见就离开了房间。)
We can't live without water.(没有水我们无法生存。)
11.honey/ h ni/n.蜂蜜;(爱称)亲爱的
- 用法:作 “蜂蜜” 讲时,是不可数名词;作 “亲爱的” 讲时,用于称呼对方,通常用于亲密关系中。
-搭配:a bottle of honey(一瓶蜂蜜);honey bee(蜜蜂);honey - colored(蜂蜜色的)
- 例句
I like honey very much.(我非常喜欢蜂蜜。)
Come here, honey.(过来,亲爱的。)
12.disappoint/ d s p nt/v.使失望;使破灭;使落空
- 用法:及物动词,常用结构 disappoint sb.(使某人失望)
-搭配:be disappointed with/at...(对…… 感到失望)disappoint sb.'s hopes(使某人的希望破灭)
- 例句
His answer disappointed me.(他的回答让我失望。)The bad weather disappointed our hopes of going for a picnic.
(糟糕的天气使我们去野餐的希望破灭了。)
13.per cent/p sent/n. / adj. / adv.百分之……;每一百中
- 用法:与数词连用,放在数词后,表示比例;作形容词时,修饰名词;作副词时,修饰动词或形容词。
-搭配:...per cent of...(…… 的百分之……)
a high/low per cent(高 / 低百分比)
- 例句
Twenty per cent of the students like math.(百分之二十的学生喜欢数学。)
The price has increased by 10 per cent.(价格上涨了 10%。)
14.store/st (r)/v. 贮存;存储;贮藏/ n.百货商店;商店;仓库
- 用法:及物动词,后接宾语表示储存的物品。作可数名词,指各种商店或存放物品的地方。
-搭配:store sth. in...(把某物储存在……);department store(百货商店);grocery store(杂货店);convenience store(便利店)
- 例句
We store food in the fridge.
(我们把食物储存在冰箱里。)
I often go to the store to buy things.
(我经常去商店买东西。)
municate/k mju n ke t/v.交流;沟通;传达;传递(想法、感情、信息等)
- 用法:不及物动词,常与 with 连用表示 “与…… 交流”;及物动词,后接宾语表示传达的内容。
-搭配:communicate with sb.(与某人交流);communicate sth. to sb.(把某事传达给某人);communicate ideas(交流想法);communicate effectively(有效沟通)
- 例句:We should communicate with our parents more.
(我们应该多和父母交流。)
The teacher communicated the news to us.
(老师把这个消息传达给了我们。)
16. importance/ m p tns/n.重要性;重要地位;价值
- 用法:不可数名词,常与定冠词 the 连用,后接 of 短语表示 “…… 的重要性”。
-搭配:the importance of...(…… 的重要性);attach importance to...(重视……);realize the importance of...(意识到…… 的重要性)
- 例句
We should know the importance of learning English.
(我们应该知道学习英语的重要性。)
Parents should attach importance to their children's education.(父母应该重视孩子的教育。)
17.human/ hju m n/n.人;人类 / adj.人的;人类的;显示人类特有弱点的;人本性的
- 用法:可数名词,复数形式为 humans,常与动物对比,强调人类这一群体。形容词,作定语修饰名词,描述与人类相关的特征或事物。
-搭配:human being(人类);human rights(人权);human nature(人性);human error(人为错误)
- 例句
Humans should protect the environment.
(人类应该保护环境。)
This is a great human achievement.
(这是一项伟大的人类成就。)
18.ton/t n/n.吨;大量;许多
- 用法:作 “吨” 讲时,是可数名词,复数形式为 tons;作 “大量;许多” 讲时,常用复数形式 tons of,后接可数名词复数或不可数名词。
-搭配:tons of(大量的);a ton of(一吨……;大量的)metric ton(公吨)
- 例句
They produced thousands of tons of steel last year.
(他们去年生产了数千吨钢材。)
There are tons of books in the library.
(图书馆里有大量的书。)
19. lively/ la vli/adj.精力充沛的;生机勃勃的;活跃热情的;充满趣味的
- 用法:作定语修饰名词,描绘人或事物充满活力的特点;作表语,描述人或场景的活跃状态。
-搭配:a lively child(一个活泼的孩子);a lively discussion(一场热烈的讨论);a lively city(一座充满活力的城市)
- 例句
The party was very lively.(派对非常热闹。)
She is a lively girl.(她是个活泼的女孩。)
We had a lively discussion about the future.
(我们对未来进行了一场热烈的讨论。)
重点词组解析
02
20.feel free (to do sth) 用法讲解
含义:可以随便做某事
- 用法:用于礼貌地允许或鼓励别人做某事,是一种非正式的表达,后面接动词原形。
- 例句
Feel free to ask me any questions.
(随便问我任何问题。)
Feel free to use my computer if you need it.(如果你需要,随便用我的电脑。)
21.take a walk 用法讲解
含义:散步
- 用法:相当于 go for a walk,常与表示时间或地点的状语连用,用于描述一种休闲活动。
- 例句
We often take a walk after dinner.
(我们经常晚饭后散步。)
Let's take a walk in the park.
(我们去公园散步吧。)
22.be connected with/to 用法讲解
含义:与…… 相连;与…… 有关联
- 用法:表示事物之间存在物理上的连接关系或逻辑上的关联关系,with 更强调相互联系,to 更侧重连接的对象。
- 例句
His success is connected with his hard work.(他的成功和他的努力工作有关。)
The house is connected to the water supply.(这所房子与供水系统相连。)
23.in fact 用法讲解
含义:确切地说;实际上
- 用法:在句中作插入语,用于强调实际情况与之前所说不同,使表达更准确或纠正他人的观点。
- 例句
He looks young. In fact, he is over fifty.
(他看起来年轻。实际上,他五十多岁了。)
I thought he was from the UK. In fact, he is from the US.(我原以为他来自英国。实际上,他来自美国。)
24.for this reason 用法讲解
含义:出于这个原因
- 用法:用于引出导致某事发生的原因,常放在句首,后面接句子说明结果,使因果关系更清晰。
- 例句
For this reason, he was late for school.(出于这个原因,他上学迟到了。)
For this reason, we decided to change our plan.
(出于这个原因,我们决定改变计划。)
25.in order to 用法讲解
含义:为了;以便
- 用法:后接动词原形,引导目的状语,表示做某事的目的,可置于句首或句中。
- 例句
He gets up early in order to catch the first bus.(他早起是为了赶上第一班公交车。)
In order to improve his English, he reads English books every day.
(为了提高英语水平,他每天读英语书。)
26.play a part (in sth) 用法讲解
含义:参与某事;在某事中起作用
- 用法:表示在某个活动、事件或情况中发挥作用或参与其中,part 前可加修饰词表示作用的程度或性质。
- 例句
Everyone should play a part in protecting the environment.
(每个人都应该参与保护环境。)
She played an important part in the success of the project.
(她在项目的成功中发挥了重要作用。)
27.be home to sb/sth 用法讲解
含义:有…… 栖息;是…… 的家乡
- 用法:表示某个地方是某人的家乡或某种生物的栖息地,强调地点与人和生物的归属关系。
- 例句
This small town is home to many famous people.(这个小镇是许多名人的家乡。)
The rainforest is home to a wide variety of plants and animals.
(热带雨林是多种动植物的栖息地。)
28.play a role (in) 用法讲解
含义:在…… 中发挥作用;扮演角色
- 用法:强调在某个过程或活动中所起的作用或扮演的角色,role 前可加形容词描述角色的特点。
- 例句
Teachers play an important role in students' growth.(老师在学生的成长中发挥着重要作用。)
He played the role of a hero in the play.
(他在剧中扮演英雄的角色。)
29.except 用法讲解
含义:除…… 之外;除了
-用法:表示从整体中除去一部分,不包括除去的部分,后面可接名词、代词、动名词或介词短语。
- 搭配:except for(除了…… 以外;要不是由于,用于引出一个修正前面所说内容的细节);except that(除了…… 之外,后接从句)
- 例句
Everyone is here except Tom.(除了汤姆,大家都在这儿。)The room is clean except for a few dusts.
(房间很干净,只是有一些灰尘。)
I know nothing about him except that he is from the south.
(除了知道他来自南方,我对他一无所知。)
30.live up to 用法讲解
含义:达到;符合;不辜负(期望)
- 用法:后接名词,如 expectations(期望)、standards(标准)等,表示实际表现与期望或标准相符。
- 例句
He tried his best to live up to his parents' expectations.(他尽力不辜负父母的期望。)This product doesn't live up to its advertisement.
(这个产品与它的广告不符。)
03
词汇巩固练习题
一.词汇选择题
1.The movie is very ______ with young people. They all like it.
A. boring B. popular C. difficult D. expensive
2.We can't live ______ water. It's very important.
A. with B. without C. for D. in
3.The hunter ______ at the bird but missed it.
A. shoot B. shoots C. shot D. shooting
4.This kind of flower sends out new ______ in spring.
A. shoots B. shoot C. shot D. shooting
5.She was very ______ when she heard the bad news.
A. happy B. disappointed C. excited D. interested
B
B
C
A
B
一.词汇选择题
6.The plane will ______ at the airport in an hour.
A. land B. take off C. fly D. arrive
7.He ______ to help me clean the classroom yesterday.
A. volunteered B. wanted C. asked D. needed
8.There is a strong ______ between smoking and health problems.
A. connect B. connected C. connection D. connecting
9.______ ,he is a very kind - hearted person.
A. In fact B. For this reason C. In order to D. At first
10.We should play a ______ in protecting the wild animals.
A. part B. role C. game D. A and B
A
A
C
A
D
二、选词填空(用适当形式)
1.The ______(weigh) of the box is about 5 kilograms.
2.She is very ______(lively) and always makes us laugh.
3.We should learn to ______ (communicate) with others effectively.
4.The Internet makes it easier for people to stay ______(connect).
5.______(African) culture is very different from ours.
weight
lively
communicate
connected
African
二、选词填空(用适当形式)
6.He was very sad because he ______ (disappoint) his parents.
7.There are many ______(store) near my home. It's very convenient.
8.We should know the ______ (important) of protecting the environment.
9.She did a lot of ______(volunteer) work during the holidays.
10._____(shoot) at animals is not allowed in the forest.
disappointed
stores
importance
voluntary
Shooting
三、翻译题
1.这种音乐在年轻人中很流行。
2.没有水和食物,我们无法生存。
3.他看起来很开心,实际上他很伤心。
4.为了通过考试,他每天努力学习。
5.每个人都应该在保护环境中发挥作用。
6.那个小镇是许多艺术家的家乡。
7.除了周末,他每天都早起。
8.他尽力达到父母的期望。
9.她自愿去照顾生病的老人。
10.这两起事故紧密相关。
04
练习题答案解析
选择题答案解析
第 1 题:根据 “They all like it.” 可知电影受欢迎,popular “受欢迎的” 符合语境,选 B。
第 2 题:根据 “It's very important.” 可知没有水不能生存,without “没有”,选 B。
第 3 题:“but missed it” 表明动作发生在过去,shoot 的过去式是 shot,选 C。
第 4 题:new 后接名词,shoot “幼苗”,这里用复数形式 shoots,选 A。
第 5 题:听到坏消息应该是失望,disappointed “失望的”,选 B。
选择题答案解析
第 6 题:飞机在机场应该是降落,land “降落”,选 A。
第 7 题:volunteer to do sth.“自愿做某事”,符合语境,选 A。
第 8 题:a 后接名词,connection “联系”,选 C。
第 9 题:in fact “实际上”,用于强调实际情况,选 A。
第 10 题:play a part/role in“在…… 中发挥作用”,选 D。
词汇填空题答案解析
第 1 题:the 后接名词,weigh 的名词是 weight “重量”。
第 2 题:is 后接形容词,lively “活泼的” 符合语境。
第 3 题:learn to do sth.“学习做某事”,用 communicate 原形。
第 4 题:stay 后接形容词,connected “连接的”,stay connected “保持联系”。
第 5 题:修饰 culture 用形容词 African “非洲的”。
词汇填空题答案解析
第 6 题:根据 “was” 可知用一般过去时,disappoint 的过去式是 disappointed。
第 7 题:many 后接可数名词复数,store 的复数是 stores。
第 8 题:the 后接名词,important 的名词是 importance “重要性”。
第 9 题:修饰 work 用形容词 voluntary “志愿的”。
第 10 题:作主语用动名词,shoot 的动名词是 shooting,注意句首大写。
翻译题答案
1.This kind of music is very popular among young people.
2.We can't live without water and food.
3.He looks happy. In fact, he is very sad.
4.In order to pass the exam, he studies hard every day.
5.Everyone should play a part/role in protecting the environment.
6.That small town is home to many artists.
7.He gets up early every day except weekends.
8.He tries his best to live up to his parents' expectations.
9.She volunteered to look after the sick old people.
10.The two accidents are closely connected.
Thank You!

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