All morning,Billy and his family were_____ cleaning the kitchen.横线上填什吗?补充完整,快!

All morning,Billy and his family were_____ cleaning the kitchen.横线上填什吗?补充完整,快! They read English____.a,all a morning b.an all morning c.the all mornimg c.all morning hi .billy.what lessons do we have this morning? i am all set for an early morning 求翻译,谢谢 all the morning同义词 Billy Billy.是什么 all the morning the lady walked around the shops,(keeping)an eyes for bargains.为什么用ing? all morning和all the morning有什么区别啊 all the morning 同义词是什么 ______ all the students,Billy is the cleverest.tell me the reason It is Saturday.Billy is not at school.He is at home.He goes out into the garden in the morning and begins p______.He plays q______ for an hour,but then there is a loud noise and he b_____ to cry.He runs into the kitchen,and h_____ mother is quite afr Billy Green is _____ English.选择：A.a B.an C.the D./快,急用~ Billy 是什么意思? billy是什么意思? billy boy billy是什么意思 billy大绝双截龙上大龙 in the morning,all morning用在什么时态中