改错(每句有一处错):1.Look! Who sings in the next room?2.She must goe

改错(每句有一处错):1.Look! Who sings in the next room?2.She must goe -Who is singing in the next room.-_ must be Marie A.It B.She look,jack!who _____(sing)in the next room? Who () in the next room.填is singing 还是sings 语法说明 原题没有表时态的词语 1..Listen!A boy in the next room.A.sings B.is singing C.sang 1.She heard them_______(talk)loudil in the next room. who is singsing in the next room It ( ) my sister.She is goi who's singing in the next room?It____be her ,she has gone to WHO's singing in the next room?is that ann it___ be her .she 改错：1.He writing a letter in the room.2.She can swims in the They find she in the room.改错 Who can sings the Engklish song?改错