They are busy p______ using computers now

They are talking about their group p_____. some p_____ are on the dresser they are green P_____ live just in China.They are cute. they are busy ----------model planes 填词 They are v-- busy(忙） They are busy p______ using computers now 填空:They are poor but p_____ ;they never borrow money or ask for help. What are they busy 后用加doing吗?（Wat are they busy doing?) 是They are all busy and happy 还是They are all happy and busy? P_____ are from China. P_____ you should try these trousers.They are more suitable for you. They are busy ________ (have) lunch.They are busy to have lunch.为什么看见有写的They are busy having lunch.都是对的么?为什么? Some of ____(they) are busy with the orange picking. They are always busy with lessons.同义句 theachers often c_ they are too busy every day They are busy ____(skate ) all the morning. They are busy all day这句话什么意思 They are busy __________________________________ (为运动会做准备).