高考总复习英语语法专项训练十三.ppt
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1、语法专项训练(十三) 名词性从句,英语名词性从句由连词、连接代词和连接副词引导, 按其作用与功能, 分为主语从句、宾语从句、表语从句和同位语从句. 引导名词性从句的关联词,朗读下列各句, 并思考划线的从句 在全句中作什么成分. 1What he did made me extremely angry.( ) 他所做的事使我非常生气.,作主语,2Whether we will go picnicking tomorrow depends on the weather. (不用if ) 明天是否去野餐取决于天气. ( ) 3My suggestion is that we should turn
2、the land int rice fields. 我的建议是: 我们应当把那片地变成稻田.( ),作主语,作表语,4He said that he got up late and that he was late fo class. 他说他起晚了并且上课迟到了. ( ) 5She has made it clear that she will get married next month. 她很清楚地表明, 她将于下个月结婚. ( ),作宾语,作宾语,6Our success depends on whether everyone works hard.(不用if) 我们的成功取决于大家是否
3、努力. ( ) 7Let me know whether or not you can come.(不用if) 告诉我你能不能来.( ),作宾语,作宾语,8The fact that he tells lies all the time makes us surprised. 他一直说谎这个事实使我们感到惊 讶. ( ) 9The advice that she wait till next week is reasonable.(不用which) 她等到下周这个建议是很有道理的. ( ),作同位语,作同位语,归纳小结: 名词性从句, 顾名思义, 其用法相当于一个名词的用法, 在句中可作主语、
4、表语、同位语、宾语, 分别叫做主语从句、表语从句、同位语从句和宾语从句.,一、主语从句 (一)从句引导词: that, whether, who, whom, whose, what, which, when, where, why, how等. 1That people cut down too many trees destroyed the balance of nature.,2Who will win the match is still unknown. 3Whether life will continue on the earth for millions of years t
5、o come will depend on whether this problem can be solved.,【注意】 放在名词性从句句首, 表示“是否”, 只能用whether, 不能用if. (二)位置 1That he knows Japanese is known to all. 2What surprised me was to see him here.,3When he will come is unknown. 4Whether he is coming doesnt matter much. 5It remains a secret how they climbed u
6、p the mountain. 归纳小结: 主语从句的位置 1.在句 首;2.主语较长时通常放在后面, 句首主语用 It.,1It be 形容词 that 从句 2It be 名词词组(duty/pity.) that 从句 3It be 过去分词(said/thought.) that 从句 4It 不及物动词(seem/happen.) that 从句,例句: 1It is a pity that we cant go swimming. 真可惜我们不能去游泳. 2It happened that I was out that day. 碰巧那天我外出了.,3It is certain t
7、hat he will do well in the exam. 他考试肯定会考好. 4It is said that he told her everything. 据说他已告诉了她一切.,二、宾语从句 宾语从句在句中作及物动词或介词的宾语. We all know (that)the Earth is round. Yao Ming will talk to us about what he saw in the USA.,【注意】 某些形容词或过去分词后常接宾语从句. 这些形容词和过去分词常见的有: afraid, certain, glad, happy, surprised等. I
8、am not sure whether I can afford to buy the furniture.,宾语从句的否定转移: 某些动词如think, believe, expect等, 如果宾语从句的意思是否定句, 常把否定转移到主句的谓语上. 如“我认为他不会遵守诺言. ”一句, 在英语中应说: I dont think he will keep his promise.,三、表语从句 表语从句位于主句中的系动词之后. That is why he was absent from school yesterday. That is where he once lived.,【注意】 连
9、词because, as if也可以引导表 语从句. It looks as if it was going to snow. It is because he was ill.,四、同位语从句 同位语从句跟在名词之后, 进一步说明该名词的具体内容. 常见的这类名词有: fact, hope, idea, order, problem, belief, doubt, truth, suggestion, thought, question等.,We all know the fact that he always tells lies. I am glad and excited at the
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