I've heard all his stories before; they ________ me．

A.bore

B.boring

C.born

D.border

答案及解析： A

题意为：他的事我以前都听说过了，那些事真使我厌烦．C项be born只用于被动语态，意为“出生”；D项border，指“(天然的)界线”．