新概念英语第一册第19课第20课

Nicetoseeyouback!Lesson19TiredandthirstyWhydothechildrenthanktheirmother?Becausetheirmotherbuyice-creamsforthem.Mother:What’sthematter,children?What’sthematter?What’swrong?…怎么了？/…有什么事？Girl:We’retired…Boy:…andthirsty,Mum.withyouwithLilyMother:Sitdownhere.Areyouallrightnow?同义句：AreyouOknow?Boy:No,wearen’t.Mother:Twoicecreamsplease.Mother:Hereyouare,children.Children:Thanks,MumGirl:Theseicecreamsarenice.Howmanyicecreamsdotheywant?Howaretheicecreams?Mother:Look!There’sanicecreamman.Thoseboxesareheavy.Thesewindowsareopen.Mother:Areyouallrightnow?Children:Yes,weare,thankyou!•1.Therebe句式通常带有一个地点，表示在某地有某物。如：Thereisablackboardintheclassroom.Therearetwoemptybottlesonthedesk.Therebe结构的用法•2.该句式中be动词的单复数形式取决be动词后面的名词：be动词后面的名词是单数，be动词用is;be动词后面的名词是复数，be动词用are.Thereisaboyintheroom.Therearethreeredapplesonthetable.3).如果该句式的主语是由几个名词并列构成，则按就近原则处理，即与靠近be动词的第一主语保持一致Thereisabook,adictionaryandtwopensonthedesk.Therearetwopens,abookandadictionaryonthedesk.4.Therebe句式变疑问句时，只需要把be动词提到there的前面就可以了。Isthereapolicemanintheroom?Yes,thereis./No,thereisn’t.5.Therebe句式变否定句时，只需要把be动词后面加not就可以了Thereisnotapolicemanintheroom.There___apolicemanintheroom.is1.There______5orangesand4pears.2.There___abookandtwodictionaries.3.There___twomapsandapicturesonthewall.4.Thereisanice-creammannearthetree.(变一般疑问句）____________________________________________5.Thereisamilkmanneartheschool.(变否定句）____________________________________________6.桌子上有一个苹果。__________________________练习题areisareIsthereanice-creammannearthetree?Thereisn’tamilkmanneartheschool.Thereisanappleonthetable.桌子上有一个大苹果和两个小苹果。________________________________________Thereisabigappleandtwosmallapplesonthedesk.openShutheavylightLookatthem!!Theyarehappy.Lookatthem!!Theyarehard-working.Theyareshut.Theyareopen.bye~