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问题 多项选择题

结肠息肉恶变的标志有（）

A.息肉表面毛糙不规则，呈分叶状或菜花状

B.息肉较大，基底较宽

C.息肉处肠壁内陷和僵直

D.息肉迅速增大

E.息肉明显增多

答案

参考答案：A, B, C, D

选择题

When      different cultures, we often pay attention only to the differences without noticing the similarities.    [ ]

A. compared    

B. being compared    

C. comparing    

D. having compared
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选择题

I like reading. I often go to     . Which is NOT RIGHT?

A．the Reading Club

B．the library

C．the bookshop

D．the school hall
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