it is not缩写

it is not缩写？

缩写形式为：

It isn't

解析：be动词的否定直接在be动词后加not，所以it is的否定是it is not，因为is 和not可以进行缩写为isn't，所以itisn't也是正确的。

it is not英[?t ?z n?t],美[?t ?z nɑ?t]

网络它不是;一无所有;

[例句]Itisnotan isolated or even a rarecase。

It is not =it isn't

或it's not