throw 用法关于throwing litter aboutthrowing litter into

throw 用法关于throwing litter aboutthrowing litter into throw litter about don't drop litter()Throw it into the dustbin() few,litter的用法 a litter 的用法 请问drop litter和throw litter ,throw litter about 的区别, 谢谢! Don 't drop litter c___.Throw it into dustbin c___.应怎么填? Please don’t drop litter _______,you should throw it into th Don’t dorp litter ____.Throw it into the dustbin.A.carefully Don't throw litter or spit about.中"about"的用法 play litter throw fight 1.You shouldn Don't throw litter everywhere 等于什么