题目

 “金凤细细，叶叶梧桐坠。绿酒初尝人易醉。一枕小窗浓睡。紫薇朱槿花残。……”这种艺术形式产生的社会根源是   （     ）  A.市民阶层的壮大     B.农民娱乐的需要     C.文人士大夫的雅好   D.宫廷贵族的消遣 答案：AHe suddenly remembered that ___at home.A．he forgot his schoolbagB．he left his schoolbagC．his schoolbag had been forgottenD．his schoolbag had been left