请问Do you work in the market research industry?和Household Inc

Those were the assistants_______to do the research work in t Once employed,Simon____to Africa to do the market research. in the market 和 on the market which sevice industry do you think will be important in the 请问一下哦,Market Research是什么意思呢? 英语What do you think of the workers in the market?为什么加of on the market 和in the market 有何区别? do you know how many of them joined in the research project Have you noticed fake products in the Chinese market?How do Many a young teacher _____ engaged in the research work. what kind of work do you what in the future How is the market for the document industry looking?