高中英语名词性从句系列讲解和练习（主语从句）

高中英语名词性从句系列讲解和练习（主语从句） 班级:_____ 姓名:_____ 名词性从句系列讲解和练习(主语从句) 尹老师、郭老师新作 2010-3-29 教学目标:理解主语从句的概念，掌握其基本用法，并在作文中熟练使用。 教学重点:that, whether, what, how, who, why, where, which, when，whose, whom, what引导的 主语从句的正确使用。 教学难点:后置主语从句(it作形式主语放在前面; that引导主语从句放在后面)的使用; that和what用法的区别。 基本定义:在复合句中用作主语的从句。构成:关联词+简单句 一、.关联词分类和基本句型: (1)从属连词that。如:That they were indeed sisters was clear from the facial resemblance between them. 很明显，她们确是亲姐妹，她们的脸型很相似。 ______ we need more equipment _____ quite obvious. 我们需要更多的设备，这是很明显的。 (2)从属连词whether。如: Whether he’ll come here isn’t clear. 他是否会来这里还不清楚。 ______ he will join us won't _____ too much difference.他是否和我们一起干无所谓。 (3)连接代词who, whom, whose, what, which, whoever, whatever, whichever 连接副词 where, when, how, why。如: What you need is more practice. 你需要的是更多的练习。 Whoever wants it may have it. 谁要都可以给他。 _____she did ____ not yet known. 她干了什么尚不清楚。 _____ this happened is not _____ to anyone. 这事怎样发生的，谁也不清楚。 ______ comes _____ welcome. 不论谁来都欢迎。 二、主语从句后置: 主语从句能用it作形式上的主语。常以it作形式主语的句型有: A.It+be+形容词(obvious, true, natural, surprising, good, wonderful, funny, possible, likely, certain, probable, etc.)+that从句。如: It is certain that she will do well in her exam. 毫无疑问她考试成绩会很好。 _____ _____ probable ______ he told her everything. 很可能他把一切都告诉她了。 B.It+be+名词词组(no wonder, an honour, a good thing, a pity, no surprise, etc.)+that从句。如: It’s _____ ______ that we can’t go. 很遗憾我们不能去。 It’s ______ _______ that our team should have won the game. 我们没赢这场比赛真意外。 C.It+be+过去分词(said, reported, thought, expected, decided, announced, arranged, etc.)+that从句。如: It is ______ ______Mr. Green has arrived in Beijing. 据说格林先生已经到了北京。 It is ______ _______ China has sent another man-made earth satellite into orbit. 据报道中国又成功地发射了一颗人造地球卫星。 D.It+seem, happen等不及物动词及短语+that从句。如: It seems that Alice is not coming to the party at all. Alice似乎不来参加晚会。 _____ _______ ______ I was out that day. 碰巧我那天外出了。 E.It+doesn’t matter (makes no difference, etc.)+连接代词或连接副词引起的主语从句。如: It doesn’t ______ _______ she will come or not. 她是否来这无关紧要。 It _____ _____ difference ______ we shall have the meeting. 我们在哪里开会毫无区别。 三、注意连接代词whoever, whatever, whichever等引导主语从句的含义: _______ comes will be welcome. (whoever=the person who) 来的都是客。 _________ he did was right. (whatever=the thing that) 他所做的事情都是正确的。 ________ _____ ______ comes in will receive a prize. (whichever=anyone of you who) 你们当中不论哪个进来将会得到奖励。 四、主语从句与虚拟语气: 形容词为necessary, important, impossible, strange, natural, essential时，在“It + be + 形容词或过去分词 + 主语从句”中，主语从句要虚拟。 It is necessary that the problem ( ______ ) _____ ________ at once. 立刻讨论这个问题很有必要。 It is strange that he ( _____ ) have so many friends. 太奇怪了，他有那么多的朋友。 五、在高考题中考查的主语从句:(以下来自全国各地高考试卷) 1. It has been proved _________ eating vegetables in childhood helps to protect you against serious illnesses in later life. A. if B. because C. when D. that 2. ________ matters most in learning English is enough practice. A. What B. Why C. Where D. Which 3. ______ parents say and do has a life-long effect on their children. A. That B. Which C. What D. As 4. ________ puzzles the scientists how these creatures can survive in such severe conditions. A. What B. As C. That D. It 5. _____ leaves the room last ought to turn off the lights. A. Anyone B. Who C. Whoever D. The person 6. ______ you will be admitted to York University will be decided by the Admission Committee. A. That B. Whether C. What D. If 7(_______your father wants to know is________ getting on with your studies. A. What; how are you B. That;how you are C. How;that you are D. What;how you are 8.________he really means is ________he disagrees with us. A. What … that B. That … what C. What … what D. That … what 9.We sell handmade gifts. _____gift you order from us is unique for the special person! A. Which B. That C. Whichever D. What 教师评价: 批改日期: