The superscript sign(') used to indicate the omission of a letter or letters from a word, the possessivecase, and the plurals of numbers, letters, and abbreviations.
句号一种表示完全停顿的标点符号（。），放在句末或认为将会完成的阐述后及许多缩略式后。
2
There is no evidence of that whatsoever, but even if there were, it cannot justify what you did. In my judgment, this is a case of an unreasonably possessive man killing his lover in a rage.