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1、Unit 1 Star signsGrammar(I)It is nice of you to help me with my work.It is silly of him not to forgive others for their faults.语法一、 It is 形容词形容词of sb to do sth. 表达我们对某人行为的判断。表达我们对某人行为的判断。该句型常用描述人物特征的形容词，e.g. good kindnicecleverrightcarefulrudewisefoolishstupidselfishcarelesswrong cruel silly honestg
2、enerous It is nice of you to bring me the newspaper. It is silly of you not to forgive others for their faults.You are nice to bring me the newspaper.You are silly not to forgive others for their faults.难点： It is 形容词形容词of sb to do sth. It is 形容词形容词for sb to do sth. 如何区别？如何区别？ 首先，两者使用的形容词不首先，两者使用的形容词
3、不同，同，for sb.的句型通常使用的句型通常使用表示客表示客观情况观情况的形容词，的形容词，of sb.的句型一般的句型一般用用表示主观感情、人物性格表示主观感情、人物性格的形容词。的形容词。如：如： It was hard for him to mend the car. It was careless of the girl to leave her bag on the taxi. It was hard for him to mend the car. 其次，其次，of sbof sb. .句型一般都可以转句型一般都可以转换成带一个不定式作状语的句子，换成带一个不定式作状语的句子，
4、而而for sbfor sb. .的句型则不可以这样转换。的句型则不可以这样转换。如：如：It was very kind of you to help me. =You were very kind to help me.It was hard for him to mend the car. 后面能够接后面能够接for sb.的常见形容词有：的常见形容词有：hard/difficult (难的难的)easy(容易的容易的) interesting(有趣的有趣的)important(重要的重要的)necessary(必要的必要的) uninteresting(无聊的无聊的) impossib
5、le(不可能的不可能的)possible(可能的可能的)1.Jacky Chan is strong enough to fight ten men. 2. Superman is brave enough to help everybody.语法二、 主语主语be形容词形容词enough to do sth. 这个句型用来描述主语的人品和能力这个句型用来描述主语的人品和能力.表示表示“某人在某方面已经能够达到做某人在某方面已经能够达到做某事的程度某事的程度”。 e.g. Andy is outgoing enough to make friends easily.注意：注意：1、Enough
6、是副词，修饰前面的形容是副词，修饰前面的形容词。词。enough用作副词时，位置在被用作副词时，位置在被修饰词的后面。修饰词的后面。 He is old enough to go to school. Andy is strong enough to be a player. 注意：注意：2 2、在使用本句型的时候，要注意主语、在使用本句型的时候，要注意主语和和be动词的一致性。形容词前没有动词的一致性。形容词前没有任何诸如任何诸如very，quite等之类的修饰等之类的修饰词。词。 The room is big enough to hold 20 people. More exercise
7、sChoose the best word.1 It is not good _ (of, for) you to read in the sun.2 It is typical _ (of, for) Simon to make such a mess.3 It is necessary _ (of, for ) them to support and help each other during the event.同义句改写同义句改写1. David is curious. He asks his parents many questions every day.David is_ _
8、_ _ his parents many questions every day.2. Kitty is clever enough to make all kinds of kites.Kitty is _ _ _ he _ _ all kinds of kites.3.Andy is too weak to carry the big box.Andy is _ _ _ to carry the big box.Andy is _ _ _ she _ carry the big box.4.Its very kind of you to tell me this news.You are _ _ to tell me this news Thank you!