y变_____;如果没有,就看________的形式。当谓语动词为_____时,在句首加______,I变______,my变______;当谓语动词为_____形式时,在句首加_______并把动词变回__________.beamisare句首大写首字母youyour实义动词原形Doyouyour单三Does原形合作探究二:三.对划线部分提问。Iamfine.Heismyfather.Mytelephonenumberis8569741.Theyaremyparents.Mybooksareunderthedesk.ThisT-shirtis10dollars.MybirthdayisonMarch12th.Therulerisyellow.Thesearemypencils.Myfavoritesubjectisscience.Howareyou?Whoishe?What’syourtelephonenumber?Whoarethey?Whereareyourbooks?HowmuchisthisT-shirt?Whenisyourbirthday?Whatcoloristheruler?Whatarethese?What’syourfavoritesubject?Ihaveabasketball.Hehastwopingpongballs.Myparentslikebananas.Mycousinlikeschicken.erwithmyfriendsafterschool.WehavemathonMonday.Heoftenplaysgameswithusafterclass.Whatdoyouhave?Whatdoeshehave?Whatdoyourparentslike?Whatdoesyourcousinlike?er?Whendoyouhavemath?