enough 和 tooto

Lesson27ThemusiclessonLesson29Theweight-lifer,enough的用法,1、enough用作形容词，通常修饰可数名词或不可数名词，可放在被修饰名词之前或之后(但以前置为多见)。即n.+enough=enough+n.如：(1)Arethereenoughseatsfortenpersons?有没有足够十人的座位？（2）Wehaveenoughfoodforaweek.我们有足够维持一周的食物。有时也可以将enough放在被修饰名词的后面，例如：Idonthavewineenough(=enoughwine)forfivepersons.我的酒不够5个人喝。,2、作副词、修饰形容词和副词，且必须放在它们之后，如：（1）Thisroomislargeenoughforustosleepin.这个房间足够大，我们可以睡.(不可说enoughlarge)(2)Heknowsthesituationwellenough.对他情况了解得非常清楚。（不可说enoughwell”）,3、常用句型（一）enough之后跟介词短语”forsb”和不定式“forsbtodosth”,如：（1）Hewasluckyenoughtosucceedinhisfirstattempt.他够幸运的了，第一次尝试就成功了。（2）Hespokeslowlyenoughforeveryonetounderstand.他说话慢得每个人都能听懂。（3）Thereisntenoughicecreamforallthechildren.冰淇淋不够分给所有的小孩。,（二）tootodo结构转换为notenoughtodotootodo太以致于不能Imtooweaktogetupnow.我太虚弱了以致于不能起床Iamnotstrongenoughtogetupnow.Mysisteristooyoungtogotoschool.我妹妹太小了以致于不能去上学Mysisterisnotoldenoughtogotoschoo.tooto句型可与notenoughto句型互相转换too+adj./adv.+todosth.=not+adj./adv+enough+todosth.注意：两个句型中的adj./adv.一样吗？,Heisnotoldenoughtogotoschool.Heistooyoungtogotoschool.Heisnotthinenoughtorunfast.Heistoofattorunfast.,Heisnotrichenoughtobuythehouse.Heistoopoortobuythehouse.Thehouseisnotcheapenoughforhimtobuy.Thehouseistooexpensiveforhimtobuy.,Theroomisnotbigenoughtoholdsomanypeople.Theroomistoosmalltoholdsomanypeople.Hewasnotcalm(平静的)enoughtosleep.Hewastooexcitedtosleep.,保持原句意思1.Thequestionistoodifficulttoanswer.Thequestionis_toanswer.3.Shewassoweakthatshecanttakecareofherbaby.Shewas_weak_takecareofh