You'd have to be sad to wear a shirt like that.

上海419论坛　　你穿着那样的衬衣显得老气。

上海419论坛　　I was very sad indeed to hear of your father's death.

　　听到令尊大人去世，我感到非常难过。

　　How sad that all his hard work should come to nothing.

　　他的所有辛勤劳动竟全部付诸东流，太让人伤心了。

　　The increase in crime is a sad reflection on our society today.

上海419论坛　　犯罪的增加令人遗憾地反映了当今社会不太好的.一面。

　　It's a sad fact that many of those killed were children.

上海419论坛　　让人难以接受的是遇难者中很多是孩子。

　　It was sad to see them go.

　　看着他们离去，真让人难过。