资源简介 中小学教育资源及组卷应用平台人教版八年级上册Unit 4 重点句子和语法Section B一.How are plants and animals connected with us 动植物和我们有什么联系?考点:connect v.(使)连接/接通, 把…联系起来→connected adj.有关的, 联系的→connection n.关系, 连接be connected with/to... 与……相连/有联系connect A with/to B 将A与B连接二.We Can't Live Without Bees没有蜜蜂,我们无法生存考点:without prep.没有;缺乏without +n./V.ing/代词 (常作状语位于句首或句末)Eg. We can’t finish the work without your help(没有你的帮助).I went to school without eating breakfast(没吃早饭)this morning.三.Imagine you go to the supermarket in your area,but there are almost no fruits, vegetables, honey,milk, eggs, or chocolate.想象一下,你去附近的超市,但是几乎没有水果、蔬菜、蜂蜜、牛奶、鸡蛋或巧克力。考点:imagine v.想象, 猜测→imagination n.想象(力)①imagine doing sth.想象做某事②imagine (that )+宾语从句③imagine sb./sth +adj./介词短语Eg.①I often imagine traveling around the world(想象环游世界)when I’m bored.②The boy imagine that he has so much money.男孩想象他有这么多钱。③He imagined himself famous(想象自己成名了)one day.四.How would you feel Disappointed Angry Sad 你会有什么感觉?失望?生气?伤心?考点:disappoint v.使失望, 使落空→disappointed adj.失望的,灰心的→diappointment n. 失望、沮丧五.At this moment you realize people, plants, and animals are all connected. We need each other to live,and bees are one of the best examples of this connection.在这一刻,你意识到人、植物和动物都是相互联系的。我们需要彼此生存,而蜜蜂就是这种联系的最佳例子之一考点:at this moment =at this time=right now 此刻;这时;在这个瞬间”each other= one another 彼此六.Bees are very hard-working animals, and their greatest work is pollination. 蜜蜂是非常勤劳的动物,它们最大的工作是授粉。考点: hard-working adj. 辛勤的 work hard (v.+adv. )努力工作 hard work (adj. +n.)困难的工作七.As they fly from one flower to another, they take pollen with them.当它们从一朵花飞到另一朵花时,它们会带走花粉。考点:①as 连词,通常引导时间状语从句,强调主句和从句的动作同时发生或从句的动作伴随主句动作进行 意为:当... 的时候 可以替换为 whenEg. As the wind blew, the leaves fell from the trees one by one.(当风吹起时,树叶一片片从树上落下。)②take sth. with sb.某人随身携带某物八.This action helps plants grow. 这个行为有助于植物生长考点:①act v.行动;扮演(角色)→ active adj.积极的→activity n.活动,行动→action n.行动,行为take action to do sth.采取行动做某事② help( to )do sth. 帮助做某事九. In fact, without their work, about 80 per cent of the plants in the world cannot grow.事实上,如果没有他们的工作,世界上大约80%的植物将无法生长。考点:数字+percent of +主语 百分之..的...(主谓一致原则,谓语动词形式取决于of 后面的名词)eg. 60 percent of the students like playing basketball.(60% 的学生喜欢打篮球。)(students 是可数名词复数,谓语用 like)40 percent of the trees were planted last year.(40% 的树是去年种的。)(trees 是可数名词复数,谓语用 were)十.For this reason, many scientists believe that bees are the most important animals on this planet.出于这个原因,许多科学家认为蜜蜂是地球上最重要的动物。考点:for this reason 出于这个原因 on this planet. 在这个星球上十一. For example, they work hard together to make their homes.例如,他们共同努力创造他们的家。考点:① such as (不用逗号 多个例子) for example (逗号隔开,一个例子)like (不用逗号 口语化 多个例子)②work hard to do sth.努力工作为了做某事十二.In order to store honey, they create honeycombs.为了储存蜂蜜,他们创造了蜂巢。考点: in order to do sth. , 主谓宾 为了.... = To do sth., 主谓宾 = So as to do sth., +主谓宾十三. Another interesting thing about bees is how they communicate.关于蜜蜂的另一个有趣的事情是它们如何交流。考点:communicate v.沟通, 传递→communication n.表达,交际communicate with sb. 与某人交流十四.Bees play an important part in the ecosystem of our planet. 在地球的生态系统中,它们扮演着重要的角色。考点:play an important part/role in ...在...中发挥重要作用 in the ecosystem of..在生态系统中eco-表示”生态的” 前缀 ecology 生态学十五.However, the number of bees is dropping, and scientists are worried.然而,蜜蜂的数量正在下降,科学家们对此感到担忧。考点:the number of... 表示....的数目(谓单)a number of...= a lot of... 许多...(谓复)eg. The number of students in our class is 45.(我们班学生的人数是 45 人。)A number of English books are new.许多书是新的。十六. Think about what you can do to protect one of the most amazing animals on earth.想想你能做些什么来保护地球上最神奇的动物之一。考点:protect v.保护→ protection n.保护, 保护物protect ... from /against .... 保护..不受...十七.They are home to many birds. A lot of tourists come to see the trees and the birds.那里是许多鸟类的家园。很多游客来观赏树木和鸟类。考点:be home to .. 是...的家园 tour n.旅行,观光→ tourist n.旅行者十八.Add the endings -ance, -(t) ion, -ness, and -ity to form nouns. Use your dictionary加上词尾-ance、-(t) ion、-ness和-ity来形成名词。使用你的字典act→action kind→kindness real→reality connect→connectioncommunicate→communication good→goodness appear→appearance . imagine→imagination popular →popularity important→importance十九. In my hometown, people often use bamboo baskets to store food.在我的家乡,人们经常用竹篮来储存食物。考点: store n.百货商店, 备用物, 仓库; v.保存, 储存二十.The smallest frogs are about the size of a pea, while larger ones can grow as big as a human hand.最小的青蛙只有豌豆大小,而较大的青蛙可以长到人的手掌大小。考点: ①the size of .... …尺寸,…的大小 ②as +adj./adv. (原级)+ .... 和... 一样...③ while(一)、作连词(conj.):引导时间状语从句1. 表示 “当…… 时候”(主从句动作同时进行)例句:My mother was cooking while I was doing my homework.(我做作业的时候,妈妈正在做饭。)(二)、作连词(conj.):表示对比或转折(“然而”)连接两个意义相反或相对的句子,强调对比关系。例句:Tom likes playing basketball, while his brother prefers football.()、作名词(n.):表示 “一段时间”常用搭配:for a while(一会儿)、after a while(过了一会儿)。例句:Let's rest for a while.(我们休息一会儿吧。)二十一.However,not everyone understands their importance in nature. Frogs can live on land and in water.Because of this, they are popular subjects in studies on climate change and the ecosystem.然而,并不是每个人都了解它们在自然界中的重要性。青蛙可以生活在陆地上和水中。正因为如此,它们是研究气候变化和生态系统时很受欢迎的主题。考点:①not everyone 不是所有人 ②in nature 在自然界中;本质上③ on land 在陆地上 ④ in studies on sth. 在关于某事物的研究中⑤climate change 气候变化 ⑥because +句子 because of+短语二十二. It can weigh as much as 200 tons. Blue whales live in all oceans except the Arctic Ocean.它的体重可达200吨。蓝鲸生活在除北冰洋以外的所有海洋中。考点 :①as much as ...和…… 一样多;与…… 等量②except 除…… 之外(排除在外) 从整体中 “去掉”besides 除…… 之外(还有) 在整体基础上 “额外补充” 部分Eg. All students passed the exam except Tom.(除了汤姆,所有学生都通过了考试。)Besides English, he also speaks French.(除了英语,他还会说法语。)二十三. This food lasts for over a year and it helps to create a lively and healthy ecosystem. 这种食物可以维持一年以上,而且有助于创造一个生机勃勃的健康生态系统。考点:①last adj. 最后的 上一个的 v. 持续②create a lively and healthy ecosystem创建活跃和健康的生态系统21世纪教育网 www.21cnjy.com 精品试卷·第 2 页 (共 2 页)HYPERLINK "http://21世纪教育网(www.21cnjy.com)" 21世纪教育网(www.21cnjy.com) 展开更多...... 收起↑ 资源预览