肛裂“三联征”是指
A.内痔.外痔,肛裂
B.肛裂.内痔,前哨痔
C.内痔,外痔,前哨痔
D.肛裂,前哨痔,齿状线上 * * 肥大
E.肛裂,前哨痔,外痔
参考答案:D
Everything comes with ________ price; there is no such ________ thing as a free lunch in the world.[ ]
A. a; a
B. the; /
C. the; a
D. a; /
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