改一般现在时怎么改Are the students playing in the playground?

the students are giving a report改成一般现在时怎么改 改一般现在时怎么改Are the students playing in the playground? how are you feeling today 改成一般现在时怎么改, 一般现在时怎么改否定句 The boy ate a lot of hamburgers.一般现在时怎么改 Where are they playing badminton?改一般现在时 We are sweeping the floor改一般疑问句怎么改 一般现在时到底什么意思 怎么改 The Cats are play with the ball.怎么改? You are the beautiful of the twins.该怎么改? The apples on the plate are bed,bed改一个字怎么改 he saw a dog near the rive yesterday,改一般现在时 There was a car in the street.改一般现在时 They climb trees better than leopards. They are climbing trees错了.应该用一般现在时.怎么改 She is going to watch TV.改为一般现在时,怎么改 get up、wash、make、heve、run、go一般现在时怎么改 Ben had great fun改为一般现在时否定句怎么改? 把''Sam will watch TV.''改为一般现在时怎么改?