_______________________________Look!Theyareplayingbasketballontheplayground.(改为否定句)___________________________________________________WearehavingEnglishclassnow.(改为一般疑问句)puter.(作肯定和否定回答)___________________________________________________Iwasdoingmyhomeworkatthistimeyesterday.(改为否定句、疑问句、作肯定和否定回答)_________________________________________________________________________________________________________________________________________________________________________________________________________________________________IhaveeverbeentotheGreatWallbefore.(改为否定句、疑问句、作肯定和否定回答)_________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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