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初中英語八大時態(tài)全套精講及練習題-wenkub

2023-04-18 23:47:34 本頁面
 

【正文】 il, now, once,before, already, recently,lately 現在完成時的時間狀語 for, since, so far, ever, never, just, yet, till / until, up to now, in past years, always, 不確定的時間狀語 3)現在完成時可表示持續(xù)到現在的動作或狀態(tài),動詞一般是延續(xù)性的,如live, teach, learn, work, study, know. 過去時常用的非持續(xù)性動詞有e, go, leave, start, die, finish, bee, get married等。 這類動詞有:e, go, start, leave, die, buy, finish, join, borrow, stop等。have/ has gone to則不可。 Has he got a lot of work to do? No, he hasn’t. 他有許多工作要做嗎?不,他沒有。 I have worked here since 8 years ago. 自從8年前我就在這工作。 2)I have lived in Shenyang since 1990. 我從1990年就在沈陽住。(過去某時開始離開某地到這來,現在已在這。t/hasn39。 Wang Lei said that she was going to visit her uncle next Saterday。 Wang Lei said that she would visit her uncle next Saturday。如: I didn39。 :He said he would go to Beijing the (1)過去將來時由“助動詞would+動詞原形”構成。 I39。 When Bill es (不是will e), ask him to wait for me. I39。 I am to play football tomorrow afternoon. (客觀安排) I39。 He is about to leave for Beijing. 注意:be about to 不能與tomorrow, next week 等表示明確將來時的時間狀語連用。What are you going to do tomorrow? b. 計劃,安排要發(fā)生的事。 we go to the park ? 肯定Sure , let’s go . 否定 No , let’s go to the cinema. you please e to my birthday party next week ? 肯定Yes, I will. / Sure . 否定 I’m sorry. I’m afraid I can’t. 四、時間標志:tomorrow , soon , next Monday , next year , next weekend , this afternoon , this evening ?? 1) shall用于第一人稱,常被will 所代替。4 .特殊疑問句 特殊疑問詞(Wh)+一般疑問句 ? Where are you going to spend Spring Fesital.? 春節(jié)你打算在哪過? ㈤.注意: be going to 結構后面習慣上不跟 go , e 等表位移的動詞,一般用該動詞的進行時 形式表示。 時間標志:tomorrow , soon , next Monday , next year , next weekend , this afternoon , this evening ?? 二. 構成及變化: 一般將來時常用的兩種結構 be going to+動詞原形 : 表示打算、準備做的事或即將發(fā)生或肯定要發(fā)生的事。 ③ when從句的謂語動詞可以在主句謂語動作之前、之后或同時發(fā)生;while和as從句的謂語動作必須是和主句謂語動作同時發(fā)生。 She was ing later. 她隨后就來。如: I was taking a walk when I met him. 我正在散步,突然遇見了他。 Lei Feng was always doing good deeds for the people. 雷鋒總是為人民做好事。如: I was wondering whether you could e to join us. 我想你能否過來跟我們一起活動? : (1). 表示過去某一階段暫時性的習慣動作時。 (4) 有時過去進行時可以用來替換一般過去時,但一般過去時表示主語的行為是經過認真考慮的。 (3) 一般過去時與always, constantly, forever, continually等連用,表示“過去經常性、習慣性的動作”。(信不一定寫完) ② The children watched TV yesterday evening. 昨天晚上孩子們看了電視。 (1)過去進行時表示過去某時正在進行的動作,而一般過去時則表示一個完成的動作。 現在進行時可以表示將來的動作,同樣,過去進行時也可以表示從過去某時看來將要發(fā)生的動作,常用在間接引語中。 (1)From 1983 to 1998 , he was teaching at Yale . 從1983到1998年,他正在耶魯大學教書。 ①What were you doing at nine last night? 昨晚九點的時候,你在做什么? ②I was watching TV at home yesterday afternoon. 我昨天下午正在家里看電視。句中的 fell (fall的過去時),是系動詞,后跟形容詞,如:fall sick。同 時,when表時間的同時性,瑪麗在做衣服時提供事情發(fā)生的背景,因此用過去進行時。t found D. is missing, haven39。s getting warmer and warmer. d. 與always, constantly, forever 等詞連用,表示反復發(fā)生的動作或持續(xù)存在的狀態(tài),往往帶有說話人的主觀色彩。We are waiting for you. b. 習慣進行:表示長期的或重復性的動作,說話時動作未必正在進行。(was not= wasn’t) are在一般過去時中變?yōu)閣ere。t C. don39。 Mother used not to be so forgetful. Scarf used to take a walk. (過去常常散步) be used to + doing: 對??已感到習慣,或習慣于,to是介詞,后需加名詞或動名詞。) Christine has been an invalid all her life. (含義:她現在還活著) Mrs. Darby lived in Kentucky for seven years. (含義:達比太太已不再住在肯塔基州。d rather you came tomorrow. 4) wish, wonder, think, hope 等用過去時,作試探性的詢問、請求、建議等。 It is time you went to bed. 你早該睡覺了。t. 特殊疑問句:疑問詞+以does開頭的一般疑問句? 如: How does your father go to work? 三、第三人稱單數的動詞變化規(guī)則(只有在第三人稱為主語的肯定句中,動詞才用三單式) (1)多數動詞直接加s: runs gets likes collets takes plays climbs??. (2)結尾是s, x, sh, ch, o,前為輔音字母,結尾加es : watches teaches goes does washes crosses mixes brushes (3)動詞末尾y前為輔音:將y改為i加es:study→studies fly→flies carry→carries cry→cries 但在y前如果為元音則直接加s: buys says 2 一般過去時的用法 1)在確定的過去時間里所發(fā)生的動作或存在的狀態(tài)。 如:we don’t play basketball after school. 一般疑問句:Do +主語+動詞原形+其它? 如:Do you often play basketball after school l? Yes, we do. / No, we don39。m not. 特殊疑問句:疑問詞+一般疑問句。 否定句:主語+ be + not +其它。t want so much. Ann Wang writes good English but does not speak well. 比較: Now I put the sugar in the cup. I am doing my homework now. 第一句用一般現在時,用于操作演示或指導說明的示范性動作,表示言行的瞬間動作。 Pride goes before a fall. 驕者必敗。初中英語八大時態(tài)全套精講及練習題.1 一般現在時的用法 1) 經常性或習慣性的動作,常與表示頻度的時間狀語連用。 注意:此用法如果出現在賓語從句中,即使主句是過去時,從句謂語也要用一般現在時。 再如:Now watch me, I switch on the current and stand back. 第二句中的now是進行時的標志,表示正在進行的動作的客觀狀況,所以后句用一般現在時。如:He is not a worker. 他不是工人。如:Where is my bike?行為動詞的變化 當主語為第一,二人稱及復數時,助動詞為do 肯定句:主語+動詞原形(+其它)。t. 特殊疑問句:疑問詞+以do開頭的一般疑問句? 如: What do you often do after school ? 當主語為第三人稱單數時 ,助動詞為does 肯定句:主語+動詞三單式(+其它)。 時間狀語有:yesterday, an hour ago, the other day, in 1982 yesterday morning (afternoon, evening?) last night (week, month, year?), a moment ago , a week ago, three years ago? just now,等。 would (had) rather sb. did sth. 表示39。 I thought you might have some. 我以為你想要一些。) Mrs. Darby has lived in Kentucky for seven years. ( 含義:現在還住在肯塔基州,有可能指剛離去) 注意: 用過去時表示現在,表示委婉語氣。 He is used to a vegetarian diet. Scarf is used to taking a walk.(現在習慣于散步) 典型例題 : Your phone number again? I ___ quite catch it. It39。t D. can39。(were not=weren’t) 帶有was或were的句子,其否定、疑問的變化和is, am, are一樣,即否定句在was或were后加not,一般疑問句把was或were調到句首。 Mr. Green is writing another novel. (說話時并未在寫,只處于寫作的狀態(tài)。 You are always changing your mind.典型例題 My dictionary ___, I have looked for it everywhere but still___ it. A. has lost, don39。t found. 答案D. 前句是一個仍在持續(xù)的狀態(tài),應用進行時,由于沒有找到,其影響仍然存在,應用完成時,瞬間動詞用于否定式時可用于完成時。 2) As she ___ the newspaper, Granny ___ asleep. a. read; was falling B. was reading; fell C. was reading; was falling D. read;fell = when, while,意為當??之時。一、過去進行時結構: was/were + 動詞的現在分詞 否定句則在was/were后加一個not,疑問句將was/were提前則可。 ③They were play
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