翻译你应该早点给他打电话。

You should call him earlier.

You should call him as soon as possible.

看上下文，如果是指未发生的事情，那就是You should call him earlier
如果指过去的事情，就是You should have called him earlier

You should call him earlier.

You should have called him earlier

should have done 本应该做（表达后悔、责备语气）

You should call him earlier.