he is doing some shopping.请问shopping前面为何要加一个some做什么呀,

he is doing some shopping.请问shopping前面为何要加一个some做什么呀, What is he doing? What is he doing What is he doing? why is he doing Sam is a good ___.he is very kind to the people sho are not well What_____job is he thinking of doing?A.else B.other C.one D.Some易懂的 what is he doing ------he is p______b_______. Yesterday afternoon,when Liu Jun got home after school,he wanted to do some housework.While hewas sweeping the floor,his father came back and (1) him doing it.Later when he was (2) TV,his mother came up and turned (3)________ the TV and said,You sho Tom is doing some ___at home.(review) She is doing some washing的问句 翻译“She is doing some cooking now 问一个英语语法问题he is doing sth and doing sth还是he is doing sht and is doing sth he is doing something fun he is meeting his friends He is doing his homework 中文 He is doing his homework .翻译 what.is.he.doing的中文是什么意思 he is()doing his homework速求!