外研版高中英语必修第一册Unit 3 Family matters Period 2 Using language课件

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外研版高中英语必修第一册Unit 3 Family matters Period 2 Using language课件

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(共25张PPT)
Period 2 Using language
一、一般现在时
(1)I don't know whether my sister will come, if she comes, I will let you know. 我不知道我妹妹是否会来;如果她来了,我会告诉你的。
(2)(译林必修一U4)These external influences are always present,but there are certainly ways to deal with them. 这些外在的影响一直存在,但肯定有办法应对。
(3)As the Chinese philosopher Laozi wrote, “A journey of a thousand miles begins with a single step.”
正如中国哲学家老子所说:“千里之行,始于足下。”
(4)Look at the timetable. Hurry up! Flight 4026 takes off at 18:20.
看看时间表。快点!4026航班18:20起飞。
1.表示经常性或习惯性的动作,也可表示现在存在的特征或状态等,常与often、usually、always、sometimes、never、every day、once a month等时间状语连用。
2.表示客观事实、普遍真理等,也可用在格言警句中。
3.一般现在时表示将来:
(1)按照时间表、时刻表、日程表等安排将要发生的动作,仅限少数动词(短语),如begin、come、go、leave、start、arrive、end、return、take off等;
(2)在时间、条件、让步状语从句中,常用一般现在时来代替将来时,这时主句常用一般将来时。
二、一般过去时
1.表示过去某一时刻或者某一段时间内发生的动作或者存在的状态,常与then、at that time、just now、a moment ago、the other day、in the past、at one time、three days ago、last year、yesterday等时间状语连用。
2.表示过去一段时间内经常发生的或习惯性的动作,常与often、always、usually等表示频度的时间状语连用。
三、一般将来时
(4)We are to meet at the school gate at six in the morning. 我们将于早上六点在校门口见面。
(5)You are to return the book before Friday.
你必须在周五之前还书。
1.基本构成:will/shall+动词原形,表示将要发生的动作或存在的状态,常与tomorrow、next week、in the future、in a few days 等时间状语连用。
2.一般将来时的其他构成:
(1)be going to do表示按计划、打算将要做某事。此外,还可以表示根据某些迹象来判断将要发生的事情;
(2)be about to do表示即将发生的将来动作,常用于“be about to do...when...”句型中,意为“正要做……,这时(突然)……”;
(3)be to do表示按计划、安排即将发生的动作,还可表示吩咐、命令、禁止、可能性等。
四、现在进行时
(3) My mother is always thinking more of others than of herself.
我的母亲总是为别人考虑得比自己多。
1.表示此时此刻正在进行的动作或现阶段正在进行的动作,常与now、at the moment等时间状语连用。
2.表示反复出现或习惯性的动作,常与always、constantly、continually等连用,表示说话人对主语的行为表示赞美或厌恶等,并不强调动作正在进行。
3.go、come、leave、start、arrive、return、take off等趋向性动词(短语)的现在进行时表示按最近的计划将要发生的动作。
五、现在完成时
(3)(北师大必修一U3)“That's the most beautiful tree I've ever seen,”Granny said.
“这是我见过的最漂亮的树,”奶奶说道。
(4)This is the first time that Jack has won the first prize in the competition.
这是杰克第一次在比赛中获得一等奖。
1.表示动作发生在过去,现在已完成,强调对现在造成的影响或结果,常与already、just、yet、never、before、lately、recently、in the last/past few years、up to now、till now、so far等时间状语连用。
2.表示动作从过去某时开始一直持续到现在,现在未完成,还有可能继续持续下去,常与these days、 “for+一段时间”“since+时间点”等时间状语连用。
3.现在完成时的常用固定句型:
(1)在“This/It is the first/second/...time+that从句”句型中,that从句中谓语动词一般用现在完成时;
(2)在“This/It is the+序数词/形容词最高级+名词+that 从句”句型中,that从句中谓语动词用现在完成时。
一般过去时与现在完成时的区别
一般过去时只表示动作发生在过去,与现在无关,属于过去时态的范畴,不强调对现在产生的影响,常与确定的表示过去的时间状语连用;现在完成时强调的是过去发生的动作对现在造成的影响或产生的结果,属于现在时态的范畴,不与表示过去的时间状语连用。
*He once lived in London for many years, but he has never regretted his final decision to move back to China. 他曾经在伦敦生活多年,但是他从来没后悔过最终搬回中国的决定。
课堂微练 即时检验
Ⅰ.单句语法填空
1.(2024·浙江卷1月)In the past few years, online learning ____________(become) a significant part of the university and college experience.
has become
2.(2023·新高考全国卷Ⅱ)As a little girl,I _______(wish) to be a zookeeper when I grew up.
3.(2023·北京卷)Up to now, China ______________(establish) a number of protected areas with mangroves.
wished
has established
4.This is the first time that I _________________(invite) to London, where I am looking forward to experiencing the culture and history of this great city.
have been invited
5.On Monday morning it usually ______(take) me an hour to drive to work although the actual distance is only 20 miles.
6.I learned that the earth _____ (go) around the sun when I was in primary school.
7.Ladies and gentlemen, please fasten your seat belt. The plane _________(take) off.
takes
goes
is taking
8.A few months after he had arrived in China, Mr. Smith ____(fall) in love with the people and culture there.
9.The ship _______(leave) the port at 8 o'clock in the morning so we have to arrive at the port at least one hour before departure.
10.Dr. Smith,along with his wife and daughters,_________ (visit) the Metropolitan Museum in New York City this summer.
fell
leaves
will visit
Ⅱ.语法与写作
1.那个淘气的男孩在上课时总是和他的同桌说话,这打扰了老师的讲课。
The naughty boy _________________________________ during class, which disrupts the teacher's lesson.
is always talking with his deskmate
2.我已经提前为我的学习制定了一个计划,这样我可以保持有条理和专注。
I ________________________ for my study ahead of time, so that I can stay organized and focused.
have already made a plan
3.这是我们第一次全家一起在电影院看电影。
This is the first time that we ________________ in the cinema together as a family.
have seen a film
4.如果我哥哥明天从北京回来,我会让他去拜访你。
If my brother ____________ from Beijing tomorrow,I _________ him to visit you.
comes back
will ask
5.在过去几年里,中国在环境保护方面取得了巨大的成就。
In the last few years,China ___________________________ in environmental protection.
has made great achievements

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