the boy are swimming in the river now 改成否定句

look The boy[ ]in the river.1 swimming 2 swims 3 are swimming the boy are swimming in the river now 改成否定句 现在进行时问题what are you doing?what is the boy swimming?为什么swimming后面不加doing? The boy likes swimming in summer（改为一般疑问句）( )the boy ( )swimming in summer? the boy and the girl is swimming now改错 The boy is swimming across the river.变为被动语态 The boy is swimming in the water.对swimming划线部分提问 They (swim;are swimming)in the river Some people are swimming in the p... the penguins are swimming happy改错 There is a boy ___ in the riverA swimming B swim C swims D is swimming The boy is good at swimming The boy（ ）（ ）.同义句 They are swimming in the river 还是（they are go swimming in the river) the children are swimming in the river对画线部分提问画线部分are swimming The airplane is flying the village.2.The ship is going the bridge.3.The boy is swimming the river.4.My books are the shelf.5.Two cats are running the wall.6.The bottle of milk is the refrigerator.7 The boy is jumping the branch.8.Mary is sitting her 英语翻译1 The aeroplane is flying over the village.2 The ship is going under the bridge.3 The boy is swimming across the river.4 Two cats are running along the wall.5 My books are on the shelf.6 The bottle of milk is in the refrigerator.7 The boy The boy is swimming at the pool.为什么是at the pool?用in the pool The boy likes swimming in the river in thThe boy likes swimming in the river in the summer.对么?不对请帮我改正