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高中英语必考句型9-12


    高考频道整理《高中英语必考句型9-12》,供高考考生参考,希望对考生有所帮助。
    句型9
    
  It was + 时间段+before…."过了多久才(怎么样)……"
    It was not long before…."不久,就……"
    It will (not) be +时间段+before…."要过多久(不久)……才……"(before从句谓语动词要用一般时态)
    [例句]
    It was not long before he sensed the danger of the position.不久他就意识到他处境的危险。
    It was five days before he came back. 五天后他才回来。
    It will be half a year before you graduate from the school. 再过半年你才能毕业。
    It will not be long before they understand each other. 他们大概不久就会互相了解。
    句型10
    
  in case of…(+n.) "以防;万一";
    in case that…"以防,万一……"(谓语动词用一般现在时态或should+动词原形)
    [例句]
    In case of fire, what should we do?
    Please remind me about it in case I forget/should forget. 万一我忘了,请提醒我。
    In case (that) John comes/should come, please tell him to wait.
    Please take your umbrella in case (that it rains/should rain).带上雨伞,以防下雨。
    句型11
    
  It强调句型
    强调句的基本构成:It is/was + 被强调的部分 + who(主要指人时)/that + 其余部分
    [注意1]
    这种结构可以强调句子的主语、宾语、状语(包括时间,地点,方式,原因等),但是不能强调谓语动词(参考句型15)。
    原句的谓语动词如果是现在或将来时态,用It is…that/who….;
    原句的谓语动词如果是过去时态,用It was…that/who….;
    强调时间、地点、原因或方式时不要用when, where或how, 必须用that。
    [例句1]
    I saw him in the street yesterday afternoon.
    →It was I who saw him in the street yesterday afternoon.(强调主语)
    →It was in the street that I saw him yesterday afternoon.(强调地点状语)
    →It was yesterday afternoon that I saw him in the street.(强调时间状语)
    →It was him that/who I saw in the street yesterday afternoon.(强调宾语)
    [例句2]
    He didn't go to bed until his mother came back.
    →It was not until his mother came back that he went to bed.
    He didn't do his homework until his father came back from work.
    →It wasn't until his father came back from work that he did his homework.
    [例句3]
    Only when you nearly lose someone do you fully realize how much you value him.
    →It is only when you nearly lose someone that you fully realize how much you value him.
    只有你快要失去某个人时,你才意识到你是多么尊重他。
    [例句4]
    I was late again because the traffic was very heavy during the rush hour.
    →It was because the traffic was very heavy during the rush hour that I was late again.
    (强调句中只能强调由because引导的原因状语从句,because不能换成since, as, for, now that等)
    [注意2]强调句的疑问结构
    一般疑问句 Is / Was it +被强调部分 +who / that …?
    特殊疑问句 特殊疑问词+is /was +it +who / that…?
    What is/was it that…? Who is/was it that…? When is/was it that…?
    Where is/was it that…? Why is/was it that…? How is/was it that…?
    [例句1]
    I saw him in the street yesterday afternoon.
    →When was it that you saw him in the street?
    →Who was it that you saw in the street yesterday afternoon?
    →Where was it that you saw him yesterday afternoon?
    [例句2]
    I don't know when he will come back.
    →I don't know when it is that he will come back.(宾语从句疑问词后用陈述句语序)
    -How was it that you got in touch with Mr. Smith? 你是怎么和Smith先生联系上的?
    -Trough a friend of mine. 通过一个朋友。
    句型12
    
  (1)、祈使句(表条件)+ or/or else/ otherwise + 主句(表结果)… "否则…,要不然…"
    (2)、祈使句(表条件)+ and +主句(表结果)
    [例句]
    Hurry up, or you'll be late for class.
    Please call me up before you come, otherwise/or else/or we might be out.
    你来之前打个电话,否则,我们也许会出去。
    Think it over and you will find the answer.
    Give him an inch and he will take a mile. 得寸进尺。
    Work hard and you will make progress every day. 好好学习,天天向上。
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