is not縮寫形式是isn"t。與not相關的否定縮寫：通常在原詞後加n"t，若原詞以n結尾，直接加"t。系動詞be、助動詞、情態動詞的否定形式一般可以縮寫成為一種簡略的形式。如：is not—isn"t、are not—aren"t、was not—wasn"t、were not—weren"t、has not—hasn"t、have not—haven"t、will not—won"t、do not—don"t、did not—didn"t、used not to—usedn"t / didn"t use to。擴充套件資料1、含有 am is are的時候，使用縮寫形式如：I"m=I am；she"s=she is；he"s=he is；it"s=it is；we"re =we are；you"re =you are；they"re=they are；there"re=there are；that"s=that is；Sam"s=Sam is。2、含有have，has以及他們的過去式had的時候，常用縮寫式如：Weve got=we have got；You"ve got=you have got；they"ve got=they have got；she"s got=she has got；he"s got=he has got；it"s got=it has got。3、含有 would/ should/had l的時候，常用縮寫形式如：I"d=I would/should/had；You"d=You would/should/had；We"d=We would/should/had。
is not縮寫形式是isn"t。與not相關的否定縮寫：通常在原詞後加n"t，若原詞以n結尾，直接加"t。系動詞be、助動詞、情態動詞的否定形式一般可以縮寫成為一種簡略的形式。如：is not—isn"t、are not—aren"t、was not—wasn"t、were not—weren"t、has not—hasn"t、have not—haven"t、will not—won"t、do not—don"t、did not—didn"t、used not to—usedn"t / didn"t use to。擴充套件資料1、含有 am is are的時候，使用縮寫形式如：I"m=I am；she"s=she is；he"s=he is；it"s=it is；we"re =we are；you"re =you are；they"re=they are；there"re=there are；that"s=that is；Sam"s=Sam is。2、含有have，has以及他們的過去式had的時候，常用縮寫式如：Weve got=we have got；You"ve got=you have got；they"ve got=they have got；she"s got=she has got；he"s got=he has got；it"s got=it has got。3、含有 would/ should/had l的時候，常用縮寫形式如：I"d=I would/should/had；You"d=You would/should/had；We"d=We would/should/had。