90的英语是ninety。
例句：
1、The focus of the earthquake is ninety miles from our city.
这次地震的震央在距我市九十英里的地方。
2、And ninety percent of children go there.
百分之九十的孩子去那里。
3、The temperature must be in the nineties today.
今天的气温肯定有九十多度。
4、Although he's ninety, his mental faculties remain unimpaired.
他虽年届九旬，但头脑仍然清晰。
5、It was decided she had to stay another ninety days.
已经决定了，她不得不再呆90天。
大大大小精灵
