Don't keep me waiting long请问这句话有语法错误吗? 如果错了.错在哪了?怎样说才是正确的?

Don't keep me waiting long
请问这句话有语法错误吗? 如果错了.错在哪了?怎样说才是正确的?

是正确的,没有语法错误.
习惯上会说：Don't keep me waiting too long.

没错！

Do not make me wait too long.