I shall probably oversleep as I am not used to getting up so early.

我很可过头,因为我不习惯这么早起。

It was her wont to rise early.

她习惯于早起。

Are you in the habit of rising early?

你有早起的习惯吗?

From his childhood, Jack has habituated himself to getting up early.

杰克小就习惯于早起。

He practices early rising.

他经常早起。

He is an early riser.

他惯于早起。