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,单击此处编辑母版标题样式,*,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,Unit,3,Is this your pencil?,baseball,watch,ID card,computer game,notebook,ring,Lost:,My school ID card.,My name is Steven.,Please call 685-6034.,Lost,（丢失）,school ID card,学生证,Steven,No.2 Middle school,Class Two,Grade one,失物招领启示（,Found,）,这是你的,吗？,请给,打电话，号码是,Is this/that your?,Please callat,call sb.at(,电话号码,),Is this your watch?,Call John at,495-3539,call+,某人,+at+,电话号码,(,用这个号码打电话给某人）,电话号码,phone number,Found(,拾到）,Francisco,Is that your computer,game in the,lost and found case,?,Rick,Found:Gold ring.,Is this your ring?,Please call Mary.,Phone#235-0285.,ring,Mary,2,computer game,Francisco,call,v,打电话,（1）call+某人,（2）call+电话号码,（3）call+某人+at+电话号码,Please call Jane.,Please call 536-0086.,Please call Jane at 535-0086.,介词in，at,of的用法,in+名词，意为在什么里面,at+时间点，表示在几点,of表示所有关系，常用于a/an/the+名词+of+名词结构中,in the house,at three oclock,a student of the class,a set of 表示一套/一副/一串.,a set of+名词作主语时，谓语动词用,单数,A set of books has been sold out.,family,F,ather,A,nd,M,other,I,L,ove,Y,ou,cat,one/a,two cat,s,three clock,s,four watch,es,five girl,s,six computer,s,seven dog,s,eight pencil,s,nine apple,s,单数,名词变,复数名词,名词后面,+s,eg.cats,dogs,brothers,以,s,sh,ch,x,等结尾的词,+es,eg.watches,famil,y,famil,ies,/s/,/z/,/iz/,I,you,he/she/it,am,are,is,we,you,they,are,are,are,单数,复数,this these,that those,it they,is are,注意到了吗？,用适当的,be,动词填空,3,1 This _ my friend.,2 _ these your books?,3 _he your father?,4 _they in the classroom?,5 Those _ their pens.,6 It _ my cat.,is,Are,Is,Are,are,is,（单）,This is a book,These are books,.,（,单）,That is his brother.,Those are his brothers,.,看 谁 做 得 快,（复）,（,复）,e.g 1.This is my brother.,These are my brother,s,.,2.Is that your sister?,Are those your sister,s,?,3.This is my book.,These are my book,s,.,4.That is his eraser.,Those are his eraser,s,.,5.Is this her friend?,Are these her friend,s,?,把下列单数句变为复数句,Excercise,把下列陈述句变为一般疑问句，并做肯否定回答,1.This is my father.,2.I am a student.,Thank you for listening!,
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