衡山四绝包括（）。
A.祝融峰之高
B.藏经楼之秀
C.南华寺之深
D.水帘洞之奇
参考答案：A, B, D
Many students don't want themselves to _______ doing _______ homework.
A．keep busy; too much
B．be kept busying; much too
C．be kept busy; too much
D．being kept busy; too much
汉语各方言中使用人数最少的是（）
A.北方方言
B.吴语
C.湘语
D.平话
