单项选择题
Why does theman eat out so often（）
A. Hehas no time to cook． B. He likes restaurant food． C. Hehas to treat his friends． D. He needs to do that for business．
单项选择题 What is thepossible relationship between the．two speakers（）
单项选择题 What doesthe mall suggest the woman do（）
单项选择题 What is thenew benefit of green tea?（）
