The children are singing happily 是什么结构

The children are singing happily 是什么结构 The girls are singing and dancing happily 是什么结构 The children are playing happily. look,the girls are singing and dance happily 中 happily The children are all happily(改错） The birds are singing () 1,happily 2,happy 3,late The birds are singing happily.有哪些副词? the [ ]children are singing english songs.the children are s 选择填空 the children are waking___(happy/happily) The children are playing games happily.They look________.A.r The children are playing happily.什么是主语?什么是谓语? 1.The children are laughing happily.They look very ( )