S____ is singing ,let's go and see.请讲清楚是为什么填这个单词的，

S____ is singing ,let's go and see.请讲清楚是为什么填这个单词的， I always s____ my free time practicing singing the boy is singing Jane is good( )singing.( It is s____ heavily now. Her s____ is very dangerous. my favorite s____ is French Lily is singing.Lucy is singing,too.合并成一句 1.Miss Li is singing in the music room._____Mr Green ______(sing),too?2.----______she______(play)chess with her father?-----Yes,she_____3.Let's____(go)and ____(join)them. jim is singing.一般疑问句 listen,she is singing b___ the sun is singing是什么意思? Can you sing a s____?Yes,I can.I like singing. She is good at singing.就singing提问 His sister likes singing and she is singing t____ He is not good at singing.划singing 划线提问 The weather today is pretty s____ tom s____ is a really good boy