They swim happily in the sea. 同义句They_______ _______ in the sea.

They swim happily in the sea. 同义句They_______ _______ in the sea. Are they---------(swim)in the river now? They (swim;are swimming)in the river There ( )some fish in the riverand they are swimming happily soon they were busy talking in and on happily意思 they are talking _____life happily in the classroom.介词填空 The children are playing ______ in the park.They feel _____ when the sun isA.happily；happy B.happy；happily C.happily；happily Dhappy；happy they still remembered the years_____together in the country.答案为spent happily 另外本人猜测spent happily=which they spent happily 这想法对吗?能不能扩展到一般情况? 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? 动词变形填空1.Peter's father often ---; (take) a bus to go towork2.Look they --( play) happily on the playground..3 Tom likes --( swim) in summer.4.Who can --( speak) English well in your family?5 Tim and Tom --( read) in the library .Let's--(