補全對話，選項中有兩項多餘A.Whatisyourfavoritesubject？B.Becauseit'si...
問題詳情：補全對話，選項中有兩項多餘isyourfavoritesubject？useit'sinteresting.theyyourfavoritesubjects？'sverykind.useit'sinteresting.esday.，whoisyourartteacher？Betty：What'syourfavoriteday?Anna：1.______Betty：W...