内容正文:
Period 2 Using language
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现在完成进行时
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要义详析 探究语法
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课堂微练 即时检验
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PART
01
要义详析 探究语法
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(1)(教材P<m></m>)The train has been racing along steadily since it left Xining.
火车从西宁出发,全程都在平稳快速地前进。
(2)(教材P<m></m>)All this time, the song “Sky Railway” has been playing inside my head.
一路上,《天路》这首歌一直在我的脑海里萦绕。
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(3)(教材P<m></m>)Thirty-three passages have been built under the railway to allow the animals to move safely and freely in their natural habitat.
铁路下面修建了33条通道,让这些动物在它们的自然栖息地可以安全、自由地通行。
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(4)(人教必修二U1) Nearly 500,000 high-quality digital photographs have been produced since the international project started in 1994.
自1994年这个国际项目启动以来,团队已经制作了近50万张高质量的数码照片。
(5)I have been playing ping-pong all morning, so I'm sweating buckets. 整个上午我一直在打乒乓球,所以我大汗淋漓。
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1.现在完成进行时的构成: has/have+been+现在分词
2.现在完成进行时的基本用法:(1)表示开始于过去某个时间,一直延续到现在,并且会继续进行下去的动作。动词多用延续性动词,并常和all this time、this week、this month、all night、all the morning、recently、“for+一段时间”等状语以及“since+状语(从句)”连用。
(2)表示从过去某时开始到现在这一段时间内动作一再发生。
(3)表示动作刚刚结束,该动作一般不再继续,有时会指出结果。
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3.现在完成进行时与现在完成时的区别:现在完成进行时表示动作在迄今为止的一段时间内持续进行并有可能继续进行下去,强调动作的持续性或带有某种感情色彩;现在完成时表示动作已完成,强调动作的结果或影响。
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PART
02
课堂微练 即时检验
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Ⅰ.单句语法填空
1.(2024·浙江卷1月)Over the last two years, some supermarkets ____________(start) selling chicken or salad in packs designed with two halves containing separate portions (份).
have started
2.(2023·新高考全国卷Ⅱ)Since June 2017, right before the arrival of the two new pandas, Meng Meng and Jiao Qing, I _________________(help) the panda keepers at the zoo to feel more comfortable and confident speaking English.
have been helping
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3.Tom ________________(talk) about his wonderful experience during the holiday all night.
4.(2023·全国甲卷)Fourth decade as a writer...Hmm; let me get my calculator out...Well, I guess I _________________(write) novels since the 1980s.
5.I love coming here and seeing my family and all the friends I ___________(make) over the years.
6.—I am sorry I __________(keep) you waiting so long.
—It is all right. I _________________(read) the newspapers.
has been talking
have been writing
have made
have kept
have been reading
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7.My sister _________________(learn) English since she was a child. She speaks English fluently now.
has been learning
8.—What bad weather! I am sick of it here.
—So am I.It ________________(rain) since last Friday. Wish we could see the sun tomorrow.
has been raining
9.Amy _________________(think) about finding a new job for a whole year, but she hasn't made her final decision yet.
10.The telephone ________________(ring) for almost a minute. Why doesn't someone answer it?
has been thinking
has been ringing
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Ⅱ.语法与写作
1.自上周以来学生们一直在准备考试,他们相信自己的努力会有回报。
The students _______________________________ since last week, and they are confident that their hard work will pay off.
have been preparing for the exam
2.我们已经等了两个小时,但他还没有出现,因而担心他可能出了什么事。
We ______________________________, but he hasn't turned up, worrying that something might have happened to him.
have been waiting for two hours
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3.过去几个星期我们一直在做这个实验。我希望下周能完成。
We __________________________________ for the past few weeks. I hope it will be finished next week.
have been conducting the experiment
4.李华多年来一直在学习英语,现在他的英语口语很流利了。
Li Hua, ___________________________________________, is fluent in spoken English now.
who has been studying English for many years
5.自从我们国家建立以来,我们一直都在努力使我们的国家越来越强大。
Since our country was founded, we ____________________________
___________________.
have been trying to make it stronger and stronger
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