一.将下列肯定句变成否定句1.Iamateacher.__________________________2.Youareastudent.________________________3.Sheismymother.________________________4.Heismybrother._________________________5.Itisabanana._____________________________6.Theyarepandas.___________________________7.Itisblue._________________________________8.Theyareyellow.____________________________9.Iamyoursister.____________________________10.HeisNancy’sbrother._______________________二.将下列否定句变成肯定句1.Wearenotstudents.______________________________2.Theyarenotmonkeys.___________________________3.Sheisnotateacher.____________________________4.HeisnotDavid._____________________________-5.Itisnotabird.____________________________6.SheisnotHelen’smother._________________________7.Itisnotabrownsofa.___________________________8.Theelephantisnotbig._________________________9.Youarenotmyfather.__________________________10.Thezebraisnotsmall.__________________________三、将下列句子变成一般疑问句1.Itisatiger._______________________________2.Sheisagirl.________________________________3.Heisaboy.________________________________-4.Thefridgeiswhite._______________________________5.Theyaretables.__________________________________6.Itissmall.____________________________________7.SheisYangLing._____________________________8.Heismyteacher.________________________________9.Theyaremybirds.____________________________10.Itisabigwatermelon._________________________