They swim in the river in summer.__ __they __in summer?用划线部分提问

Are they---------(swim)in the river now? They (swim;are swimming)in the river They spent time _____(swim) in the river. They can swim in the river.(改为否定句） NO,they are swim in the river.(写出问句) They often watch fish ___ in the fish tank.(swim) they swim in the lake.人称改为he They swim in the sea every day 用now形式 They usually swim in the sea.(用now改写句子) They had a swim in the river.改为现在完成时 look they're having fun ----( swim) in the river?为什么要填swimming 而不是to swim? 跪求首字母填空:Water is the life of our earth.Water is the life of our earth.It’s n_____for us.It makes up the l_____ part of the human body.It covers most parts of the earth.It’s in lakes,rivers,seas and oceans.We can swim in lakes or riv swim in the They swim happily in the sea. 同义句They_______ _______ in the sea. They dont allow anyone to swim in the river改空 in the river isnt空 They can swim in the warm lakes or they can go b____on them They swim in the river in summer.__ __they __in summer?用划线部分提问 Look!They ________ in the river．A. swim B. are swimming C. are swiming D. to swim