资源预览内容
第1页 / 共69页
第2页 / 共69页
第3页 / 共69页
第4页 / 共69页
第5页 / 共69页
第6页 / 共69页
第7页 / 共69页
第8页 / 共69页
第9页 / 共69页
第10页 / 共69页
亲,该文档总共69页,到这儿已超出免费预览范围,如果喜欢就下载吧!
资源描述
Section Grammar 表示“直到为为止”. 在否定句中, 构成not. until/till 结结构, 表示“直到才”, 主句谓语动词为终谓语动词为终 止性动词动词 . till 和until 一般可互换换, 但 till 不置于句首; until 可以置于句首 The stranger waited till my master came home.那个陌生人一直等到我主人回家. I didnt go to bed until/till my father came back.直到我父亲亲回来, 我才上床睡觉觉. 【提示】当not until. 置于句首时, 句子部分倒装. 其强调句为: It is/was not until. that. Not until we pointed out their fault to them did they realize it.It was not until we pointed out their fault that they realized it.直到我们向他们指出了他们的错误, 他们才意识到. 3before 和since 引导导的时间时间 状语语从句(1)若表达“还还未就”“不到就”“才”“趁, 还还没来得及”时时, 需用连词连词 before. 例如:He had put the broken vase away before his mother came back.他趁妈妈还妈妈还 没回来就把打碎的花瓶收拾好了. (2)It will be 时间时间 段before sb. do (does)“多久之后才”. It will be 3 days before our manager signs the agreement.要过过3天后经经理才签签那份协议协议 . (3)since 从句的谓语动词谓语动词 一般是非延续续性动动词词, 主句的谓语动词谓语动词 是延续续性的或者是表示反复发发生的动动作. since 从句的时态时态 通常是一般过过去时时, 主句中的时态则时态则 通常是现现在完成时时或现现在完成进进行时时. He has written to me frequently since I got sick.自从我病了以后, 他经经常给给我写信. (4)在It is 时间时间 段 since 从句句型中, 时时间间的计计算一律从since 从句的动动作完成或状态结态结 束时时算起. It is half a year since she was in our class. 她离开我们们班有半年了. It is three years since he smoked. 他戒烟有三年了. 4immediately, instantly, the instant, the moment/minute 等引导时间导时间 状语语从句, 相当于 as soon as, 表示“一就”, 表示从句的动动作一发发生, 主句的动动作随即发发生. The moment I heard the news, I hastened to the spot.我一听到消息, 马马上赶到了(出事)地点. As soon as I reach Canada, I will ring you up.我一到加拿大, 就给给你打电话电话 . 提示hardly (scarcely, rarely). when/before, no sooner. than 相当于 as soon as. 主句用过过去完成时时, 从句用一般过过去时时. 当hardly, scarcely, rarely 和no sooner 位于句首时时, 主句应应用倒装语语序. He had no sooner arrived home than he was asked to start on another journey.他刚刚到家, 就被邀请请开始另一旅程. No sooner had the sun shown itself above the horizon than he got out of bed to commence with work.太阳刚刚从地平线线上升起, 他就起床劳动劳动 去了. 5由each time, every time, the first time 等引导导的时间时间 状语语从句Each time he came to Harbin, he would call on me.他每次来哈尔滨滨, 总总是来看我. 6whenever 引导时间导时间 状语语从句, 表示“每当时时”. Whenever that man says “To tell the truth”, I suspect that hes about to tell a lie.每当那个人说说“说实话说实话 ”的时时候, 我猜想他就要说谎说谎 了. 二、条件状语语从句引导导条件状语语从句的连词连词 或词组词组 有:if, unless, as/so long as, on condition that, provided/providing (that), suppose/supposing (that), only if, if only等. 若主句是将来时时, 条件状语语从句用一般现现在时时表示. 1if 与unless后者在意义义上相当于“if. not”, 而且语语气较较强, 一般不用于虚拟语拟语 气. Ill buy a computer unless Im not able to save up enough money.我将买买台计计算机, 除非我不能存下足够够的钱钱. 2suppose/supposing (that), provided/providing (that) 假如Suppose you had a million pounds, how would you spend it?假如你有一百万英镑镑, 你怎么花呢?Supposing (that) it rains, can we play the match indoors?要是下雨的话话, 我们们在室内比赛赛行吗吗?3as (so) long as (只要); on condition (that)(在条件下; 倘若)As long as it doesnt rain, we can play.只要不下雨我们们就能玩. You can go out on condition that you wear an overcoat.你要穿上外衣才能出去. 4only if(只要; 只有), if only (但愿, 要是该该多好). only if 引导导真实实条件句, 用于句首, 主句主谓谓倒装, if only 一般引导导虚拟拟条件句或感叹叹句. Only if a teacher has given permission, is a student allowed to enter this room. 只有得到教师师的许许可, 学生才可以进这间进这间 屋子. (真实实条件句)If only he had come, he would have met you.他要是来的话话会见见到你的. (虚拟拟条件句)三、让让步状语语从句引导让导让 步状语语从句的连词连词 主要有以下这这些:though, although, as; even if, even though; whether. or.; no matter 疑问问词词, 疑问词问词 ever. 1though, although “尽管, 虽虽然”Although/Though he was worn out, (still) he kept on working.虽虽然他已经经精疲力竭了, 但仍然继续继续 工作. 提示这这两个连词连词 意思大致相同, 在一般情况下可以互换换使用. 在口语语中, though 较较常使用, although 比though 正式, 二者都可与yet, still 或nevertheless 连连用, 但不能与but 连连用. although 引导导的让让步状语语从句位于主句之前的情况较较多, though 引导导的让让步状语语从句可位于主句之前或主句之后.2as 引导让导让 步状语语从句, 表示“尽管; 即使; 虽虽然”. as 引导导的让让步状语语从句中表语语、状语语或动动词词原形必须须提到as 之前, though 也可用于这样这样 的结结构中, 但 although 不可以这样这样 用. Hard as/though he works, he makes little progress.(Though he works hard, he makes little progress.)尽管他学习习很努力, 但几乎没取得什么进进步. Child as/though he was, he knew what was the right thing to do.(Though he was a child, he knew what was the right thing to do.)虽虽然他是一个孩子, 但他知道该该做什么. 3even if, even though 表示“即使”,“纵使”之意. Well make a trip even if/though the weather is bad.即使天气不好, 我们也要去旅行. 4whether. or. 表示“不论论是否”, “不管是还还是”之意. 由这这一个复合连词连词 引导导的让让步状语语从句旨在说说明正反两方面的可能性都不会影响主句的意向或结结果. Youll have to attend the ceremony whether youre free or busy.不管你忙不忙, 都要参加这这个典礼. 5“no matter 疑问词问词 ”或“疑问词问词 ever ”however (无论论怎样样), whatever(无论论什么), whoever(无论谁论谁 ), whomever(无论谁论谁 ), whichever(无论论哪个), whenever(无论论何时时), wherever(无论论哪里), no matter(who, what, where, when, etc.)(无论论)引导让导让步状语语从句时时, 两种形式可以互换换. No matter what happened, he would not mind.(Whatever happened, he would not mind.)无论发论发 生了什么, 他都不会介意的. 提示“no matter 疑问词问词 ”结结构只能引导让导让 步状语语从句, 而“疑问词问词 ever ”还还可以引导导名词词性从句. Whatever(No matter what) you say, I wont believe you.无论论你说说什么, 我都不会相信你. Ill eat whatever(no matter what) you give me.你给给我吃什么, 我就吃什么. .用适当的连词连词 填空1I was about to leave my house _ there was a knock at the door.2Hardly had I clicked my mail box _ I found an Email from my teacher.3No sooner had Tom locked the door _ he
网站客服QQ:2055934822
金锄头文库版权所有
经营许可证:蜀ICP备13022795号 | 川公网安备 51140202000112号