高二英语上nounclauses(best)

高二英语上nounclauses(best)内容摘要：

ged his mind.  the earth is round is known to us all. 归纳： What That 连词 _______在从句中不作成分 ， 不含有疑问意义 ，而 _____在从句中作成分 ，常含有疑问意义。 that what what与 that的区别 1）在名词性从句中 what可以作主语、宾语或表语，这时 what具有两个含义： a．保留疑问，即 “ 什么 ” 的意义； b．相当于 all／ everything，常译成“ …… 的（东西／事） ”。 如： Can you tell me what your name is。 What she wants to know is which dress she should buy． 2）在名词性从句中 that只是一种说明性连接词，它在从句中不作任何句子成分，也无任何意义。 That the earth turns around the sun is known to all． The trouble is that he has never done the work before． 3）在名词性从句的引导词中只有 that，而且是只有在引导宾语从句时才可以省略。 I think（ that） watching TV too much is bad for one39。 s health． 1） ____ you don’t like him is none of my business. （ S 92) A. What B. Who C. That D. Whether 高考题选萃 2)____ he said at the meeting astonished everybody present. ( 93) B. That C. The fact D. The matter 3) There’s a feeling in me ___ we’ll never know what a UFO is not ever. ( s2020） A. that B. which C. of which D. what if 或 whether 填空 1. I don’t know _________ I’ll be free tomorrow. 2. I don’t know _______ or not I’ll be free tomorrow. 3. The question is ________ this book is worth writing. whether/if whetherwhether 4. It depends on ______ we will have enough money. 5. ______ they can do it matters little to us. you are not free tomorrow , I’ll go without you. 归纳 : 、 表语从句 、 同位语从 句 、 介词后面的宾语从句只能用whether， 不能用 if ； or not 时 , 用 whether whether Whether If the 2020 Olympic Games will be held in Beijing is not known yet.( 92) A. Whenever B. If C. Whether D. That we’ll go camping tomorrow depends on the weather. A. If C. That 高考题选萃 Whether与 if的相同点 一、 whether与 if均可引导宾语从句，二者可替换。 I asked the teacher whether／ if it was true． 二、 whether与 if都可引导主语从句，whether从句可放在句首或句末；而 if从句一般放在句末。 Whether they wi11 e is unknown．＝ It is unknown whether／ if they39。 ll e. 三、在 be + 形容词之后， He was not sure whether (if) it is right or wrong. 只用 whether，不用 if的情况 一、引导表语从句。 The question was whether Tom has gone to Shanghai. 二、引导同位语从句。 The problem whether it is right or wrong has not yet been discussed. we ought to discuss the question carefully whether we39。 ll attend the meeting or not. 三、用作介词宾语（介词往往可省略） It all depends on whether they‘ll help us. 四、和不定式连用。 Please tell me whether to go there. 五、与 or not连用，引导状语从句，表示 不管与否 、 不论与否 之意。 The meal will be ready for her whether she es or not． 六、与 or连用，构成句型whether...or… 意为 不管 …… 还是 ……。 Whether he will e himself or send a person is unimportant. 七、宾语从句位于句首 (起强调作用 )时。 Whether they can help us， I don‘t know yet． 八、在主语从句中，只有用 it作形式主语时， whether和 if都可用，否则，只用 whether Whether we shall attend the meeting hasn39。 t been decided yet. It hasn39。 t been decided whether (if) we shall attend the meeting. 九、引导让步状语从句，只能用 whether Whether you like it or not, you must do it well. 十、 用 if 引起歧义时。 Please let me know if。