初中英语外研版 (新标准)八年级下册Unit 3 Language in use评课ppt课件

这是一份初中英语外研版 (新标准)八年级下册Unit 3 Language in use评课ppt课件，共28页。PPT课件主要包含了go around，none of，in space，我刚听到消息，yet置于句末，现在完成时与 yet，孩子们已经回家了吗，她已经打扫了地板，她昨天打扫了地板，时间状语不同等内容，欢迎下载使用。

好几亿年绕……转……当中没有一个几个其他行星太阳系银河系在宇宙中在太空中拍照与……交流 在地球上
hundreds f millins f years
several ther planets
slar system
the Galaxy/ the Milky Way
in the universe
cmmunicate with
n the earth
Present perfect (2)
1. just，already和yet在现在完成时中的用法；2. 现在完成时与一般过去时的区别。
1. I have just heard the news.2. Astrnauts have already been t the mn.3. We have just started t explre ther planets.
两者都用于肯定句中，一般置于have/has之后, V-ed 之前
just 刚刚
already 已经
现在完成时与 just 和 already
宇航员已经去过月球了。
我们才刚刚开始探索其他行星。
1. The scientists have nt heard frm it yet.2. Man has nt discvered any life in space yet.3. Have the children cme hme yet?
否定句:表示“还未（以后可能会）”
科学家还没有收到它发出的信息。
人类尚未在太空中发现任何生命。
现在完成时(just，already，yet)的用法
一、单项选择( ) 1. —Sally，I ______ the picture already. —Ww，truly beautiful!A. finish B. have finishedC. was finishing
( ) 2. Meimei has ________ called me t tell that she culdn't cme. A. justB. yetC. tday( ) 3. He prmised t pick me up at the schl gate. Hwever，he ________ yet. A. didn't arriveB. hasn't arrivedC. isn't arriving
① She has already cleaned the flr. ② She cleaned the flr yesterday.
现在完成时与一般过去时
主语 + have/has + been/V-ed
副词作标志词：just, already, yet
since + 时间点/(时间段+ag)/一般过去时句子；fr + 时间段
表示次数的时间状语：nce, twice, three times, ever, never
过去时间点：just nw, at that time, yesterday, this mrning, three years ag等
过去时间段：in the past, in + 过去的年份, last week, nce upn a time等
“最近”：lately，recently
“迄今为止”：s far, till nw, up t nw
Simple past tense
Present perfect tense
have/has + 过去分词
yesterday, in 1980, last week, … ag, just nw, the ther day等
fr, since, ever, never, just, yet, recently, befre, 次数, in the past years, ver the years, s far 等
表示过去某时发生的动作或存在的状态。“重在过去”
持续到现在的动作或状态；强调过去的事情对现在的影响;到目前为止动作发生的次数。 “旨在当前”
1. Tm ____________ (knw) Jack since last week. 2. Lisa _________ (begin) t play the pian in 2021. 3. I ____________ (read) this nvel three years ag. I ____________ (read) it three times since then.
用括号内所给动词的适当形式填空。
have read
Astrnauts have (1) _______ been t the mn but they have nt been t any ther planets. Hwever, a spaceship has (2) _____ arrived n Mars and it has (3) ______ sent back phts f the red planet. Is there life n Mars? We d nt knw (4) ______.
Cmplete the news with already, just and yet.
Spaceship n Mars!
☺The spaceship has gne t Mars.
Lk at these sentences.
(去过某地，现已回来)
It has gne there, but it has nt cme back yet.
(去了某地，现在还没回来)
☺Astrnauts have been t the mn.
They went there and then they came back.
have been t与have gne t
He has been t Lanzhu.
表示某人曾去过某地（现已回来）
She has gne t Lanzhu.
表示某人在去某地途中或到了某地, 也可能在回来的路上 (现在还没有回来)
Nw chse the crrect answer.1. Astrnauts have been / gne t the mn and returned.2. The spaceship has been / gne int space. It will travel fr ten days.3. The astrnaut has been / gne t the space statin. He will cme back tmrrw.4. The spaceship has been / gne t the space statin. It brught back tw astrnauts.
have/has been have/has gne
1. A spaceship ________ t Mars. It is cming back t the earth next year.2. Lts f astrnauts ________ t the space statin. They fund it very interesting.3. Sme astrnauts _________ t the mn twice.4. Tw British astrnauts __________ t the space statin. They will cme back in January.
Cmplete the sentences with the expressins in the bx.
Nicky: I've just (1) _______ (watch) a great TV prgramme abut space. Did yu knw that scientists have (2)__________ (discver) water n Mars? Bill: Yes, I did. And scientists (3) ________ (try) t find life n Mars nw. Nicky: Yes, they're lking fr life but they (4)____________ (nt find) anything yet. Bill: There were sme new phts f Mars in the newspaper tday. (5) _____ yu ____ (see) them yet?Nicky: Yes. They're amazing!
haven't fund
are trying
Cmplete the cnversatin with the crrect frm f the verbs in brackets.
Wrk in pairs. Rle-play the cnversatin.
beenjustmetneverreadwrittenyet
Cmplete the email with the wrds in the bx.
1. The astrnaut jined CNSA _______ years ag.2. He has flwn in a spaceship ______ times.3. He felt ______ when he was in the spaceship.4. He has been t the space statin _______.5. The earth was blue and very ________ when he saw it frm the space statin.6. He decided t be an astrnaut because he has always been ____________ in space.
Listen and cmplete the ntes.
TapescriptInterviewer: Tday's prgramme is abut space travel. I'm talking t an astrnaut frm CNSA. Hell, we're interested t hear abut yur experiences in space When did yu jin CNSA? Astrnaut: Six years ag.Interviewer: And hw many times have yu flwn in a spaceship? Astrnaut: Tw times.Interviewer: Hw did yu feel when yu were in the spaceship? Astrnaut: I enjyed it. It was very exciting.Interviewer: Have yu wrked n the space statin? Astrnaut: Yes, I have. I've already been there twice.Interviewer: Have yu seen the earth frm the space statin? Astrnaut: Yes, I have. It's very blue, and very beautiful.
Interviewer: Hw wnderful! Hw did yu feel when yu saw it? Astrnaut: I was s happy. I wanted t cry.Interviewer: I'm sure. Tell me, why did yu decide t becme an astrnaut? Astrnaut: I've always been interested in space. It's s exciting!Interviewer: D yu think there's life n ther planets? Astrnaut: Yes, I d. The universe is s big. There are s many galaxies, and s many slar systems.Interviewer: But we haven't fund anything yet. Astrnaut: We've nly just begun t lk. Give us time!Interviewer: (laughing) Anther hundred years maybe? Well, thank yu fr talking t us. It's been great t talk t yu. Astrnaut: Thank yu.
Cmplete the wrd map with the wrds and expressins in the bx.
astrnaut Mars spaceship space statin the earth the mn the sun
space travel
slar system
space statin
Nw add mre wrds abut space t the wrd map and write five sentences.
Pssible sentences fr reference:
1. We've just read a stry abut a space statin near the sun.2. Astrnauts haven't been t the sun, because it's t ht.3. Spaceships are travelling in ur slar system at the mment.4. I am interested in space and the stars and planets in ur galaxy.5. I think scientists will send astrnauts t Mars ne day.
In July 1969, Neil Armstrng became the first (1)__________ t walk n the (2)_______. Peple all arund the wrld watched their televisins and waited fr the (3)_______ t (4)_______ the earth. We have nw (5)_________ a lt mre abut ur slar system, and we have sent (6)_________ t Mars, but n ne has walked n that planet (7)_______. But I believe ne day smene will!
astrnaut discver mn news reach spaceship yet
Cmplete the passage with the crrect frm f the wrds in the bx.
Write captins fr the phts and use the infrmatin yu fund in Activity 10 t write a descriptin f each ne.
Wrk in grups. Chse a subject, fr example, the first mn landing r China's manned space travels. Lk fr sme phts and infrmatin abut it.
Give yur pster a title. Put it up fr yur classmates t see.
Making a pster abut space travel
1. - Sally, I _______ the picture already.- Ww, truly beautiful!A. finishB. have finishedC. was finishing2. - ______ yu ______ abut Naxi Ancient Music yet?- Yes, I have. It is a part f Naxi culture.A. Has; heardB. Have; heardC. Did; hearD. D; hear
S far, Jerry Wu has 1. ________ (教) students valuable running skills fr abut three years. Eighth grader Ollie Gu is ne f his excellent students. He cmpleted the race in 40 minutes and 46 secnds and 2. ________ (赢得) first place in the 12 - 15 age grup.
根据汉语意思写出单词的正确形式。