八年级英语下册第五单元知识点
八年级英语下册第五单元知识点
英语是世界第一大语言，学好英语对以后工作、生活都很重要。下面由学习啦小编为你提供的八年级英语下册第五单元知识点，希望能帮到你。
八年级英语下册第五单元知识点：重要短语和句型
1. arrive at 到达(小地方) arrive in到达(大地方)
reach 到达 get to 到达
I arrived in Beijing last night . === I reached Beijing last night .
== I got to Beijing last night .
如果宾语是副词here, there, home, 要把at \ in \ to省略:
arrive here \ there \ home
get here \ there \ home
2. in front of… 在 …… 的前面 (某一范围外的前面)
in the front of … 在 …… 的前面(某一范围内的前面)
There are some big trees in front of the classroom building .
I like sitting in the front of the taxi .
3. take off (1)起飞 When did the plane take off yesterday ?
(2) 脱下(衣帽等) He took off his coat as soon as he went into the room .
(3) 取消 They will take off the 5 am train .
4. get out (of ) … 从……离开\出去\下来
He tried to get out of bed , but couldn’t .
A car stopped and a girl got out of it .
但从汽车\火车\船\飞机\马匹上下来, 用get off … .
5.follow (1) 跟随 I followed him up the hill . 我跟着他上了山.
(2) 沿着……前进 Follow this road until you get to the post office .
顺着这条路一直到邮局.
(3) 听懂,理解 Could you speak more slowly ? I can’t follow you .
(4 )follow sb. to do sth. 跟着某人做某事
Please follow me to read the story .
6. amazing 形容词,修饰名词 令人惊奇的, 令人惊讶的 what an amazing book !
amaze 动词 使某人惊讶 Your letter amazed me .
be amazed at … 对…… 感到惊讶 Everyone was amazed at the bad news .
7. shout at 大声喊叫 多指因生气而非善意的大声叫喊
Don’t shout at the little boy . He is too young .
shout to 大声喊叫 多指因距离远而不得不大声叫喊
We should shout to him , or he can’t hear us .
8. happen 发生 具体事件偶然的没有预见的发生
(1 ) happen to do sth. 碰巧做某事
I happened to meet one of my old friends in the park yesterday .
(2 ) sth happens to sb. 某人发生了某事
An car accident happened to him last month .上个月他发生了交通事故.
take place发生 (1) 按计划进行或按计划发生
Great changes have taken place in China in recent years .
最近几年中国发生了巨大的变化.
(2 ) (运动\ 活动\会议等) 举行
The meeting will take place next Friday .
take the place of 代替, 取代
Plastics can sometimes take the place of wood and metal .
塑料有时能代替木材和金属.
take one’s place 坐某人的位置, 代替某人的职务.
Come to take my place . my seat is near the window .
9. anywhere 任何地方 常用于否定句或疑问句中.
Did you go anywhere last night ? You can’t get it anywhere .
somewhere 某个地方 用于肯定句
come and see me . Then we’ll go out somewhere .
everywhere 处处, 到处 === here and there
I can’t find my pen though I looked for it everywhere\ here and there .
10. silence 名词, 寂静 \ 无声
There’s nothing but silence in the room . 屋内寂静无声 .
Keep in silence . 保持沉默.
silent 形容词, 沉默的, 寂静的
The old house was quite silent . 这所老房子寂静无声.
The cat moved on silent feet . 那只猫无声地走动着.
11. hear 听到 Can you hear someone knocking at the door ?
(1) hear of 听说 , 后接表示人或物的词
I have never heard of him before . 我以前从来没有听说过他.
( 2 ) hear about 听说, 后接表示事件的名词
I’ve just heard about his illness .我刚刚听说他生病的事.
Have you heard about the accident ? 你听说了那场事故吗?
(3 ) hear from 收到某人的来信
I heard from my daughter in New York yesterday .
我昨天收到在纽约的女儿的来信.
12. 主语 + be + one of the + 形容词最高级 + 复数名词 + in \ of 短语 .
…… 是……中最……的……之一.
This was one of the most important events in modern American history .
这是美国历史上最重要的事件之一.
Shanghai is one of the most beautiful cities in china .
13. experience (1)名词 经验, 不可数名词 ; 经历, 体验, 可数名词
Have you had any experience of fishing ? 你有钓鱼的经验吗?
Could you tell us about your experiences in Africa ?
你能给我们谈谈你在非洲的经历吗?
(2) 动词 经历, 感觉
The children experienced many difficulties this time .
这次孩子们经历了许多 困难.
experienced 形容词 有经验的
be experienced in \at doing sth. == have much experience in \ at doing sth.
做某事很有经验.
She is an experienced teacher .他是一个经验丰富的教师.
He is very experienced in \at repairing cars . 他修车很有经验.
14. as … as … 和…… 一样… . 两个as之间用形容词或副词的原形.
He works as carefully as she . 他和她一样工作认真.
She is as tall as her mother . 她和母亲一样高.
not as … as…. 不如某人…
he isn’t as \ so old as he looks . 他不像看起来那么老.
She doesn’t run as \ so fast as her brother .她不如她哥哥跑得那么快.
15. have fun == have a good\ great\ wonderful time ==enjoy oneself玩得开心,过得愉快
Did you have fun at the party ?
== Did you have a good\ great \ wonderful time ?
== Did you enjoy yourself ?
have fun doing sth.开心做某事 I’m just having fun playing the guitar .
16. accident 事故, 意外遭遇 He was killed in an accident .他死于一起意外事故.
traffic accident 交通事故 Many people die in traffic accidents every year .
by accident 偶然, 意外地 We met at the airport by accident .
17. scared 恐惧的, 害怕的
afraid恐惧的, 害怕的 I’m very scared \ afraid . 我很害怕.
be scared \ afraid of sth 害怕某物 Are you scared \ afraid of snakes ?
be scared \ afraid to do sth害怕做某事
He is scared \ afraid to go out at night .
be scared \ afraid of doing sth害怕做某事
He is scared \ afraid of going out at night .
18. think about 考虑 (某个计划 ) They are thinking about moving to Beijing .
think of 认为 What do you think of the movie ?
=== how do you like the movie ?
你认为这部电影怎么样?
think over 仔细思考 We need a few days to think over this matter .
八年级英语下册第五单元知识点：感叹句.
1. what 引导的感叹句
(1) What a beautiful girl (she is ) ! 多么美的姑娘呀 !
(2) What a clever boy ( he is ) ! 多么聪明的男孩呀 !
(3) What interesting pictures ( they are ) ! 多么美的图片呀 !
(4) What tall buildings ( they are ) ! 多么高的楼呀 !
(5) What delicious food ( it is ) ! 多么可口的食物呀 !
(6) What bad weather ( it is ) ! 多么坏的天气呀 !
规律: what + ( a\ an ) + 形容词 + 名词 ( + 主语 + 谓语) + !
名词为不可数名词或复数名词时, 形容词前面不能有a\ an .
2. how 引导的感叹句
(7) How heavy the box is ! 多么重的箱子呀!
How fast he runs ! 他跑得多快呀!
(8) How careful the girl is ! 多么细心的姑娘呀!
How well she plays the piano ! 她的钢琴弹得多好呀!
如果说明的是人或物, 两种感叹句可替换. ( 以上(1) 到(8) 句 )
八年级英语下册第五单元知识点：过去进行时
1.过去进行时的用法：
(1)过去某一时刻正在进行的动作。
What were you doing at 8:30 this morning ?
When I called him , he was having dinner .
(2) 过去某段时间正在进行的动作。
What were you doing from seven to nine yesterday ?
I was reading the whole morning yesterday .
(3) when \ while 引导的时间状语从句中，过去进行时的使用：
----- when \ while 当……的时候
While引导的从句中, 动词用过去进行时或表示状态的延续性动词
when引导的从句中, 动词用过去式
Mary was having dinner when I saw her .
While we were swimming , someone stole our clothes .
The weather was fine while we were in Beijing .
While were talking , the teacher came into the classroom .
--------while 然而, 可是
He likes reading while I like dancing . 他喜欢看书而我喜欢跳舞.
Tom is very confident while Mary is shy and quiet .
Tom很自信可是Mary既腼腆又文静.
2.过去进行时的构成：
(1)肯定句：主语 + was \ were +动词ing形式 + 时间状语。
(2)否定句：主语 + was \ were + not + 动词ing形式 + 时间状语。
(3) 疑问句：was \ were + 主语 + 动词ing形式 + 时间状语 ?
肯定回答：Yes , 主语 + was \ were . 否定回答：No, 主语 + was \ were + not .
3. 根据例子， 和词组提示，构成类似对话。
What were you doing last night ? I was working in the office .
Were you working in the office last night ?
Yes, I was . No , I wasn’t .
(1) Mr Zhang , make a model plane
(2) Wei Hua , play the piano , at 8:00 this morning
(3) the twins , play computer games , last night
(4) the smiths, watch TV , at noon yesterday