in order to do sth. 意為“為了……,以便……(做某事)”,to 后跟動詞原形,引導目的狀語,可以替代so that所引導的目的狀語從句。動詞不定式也可以作目的狀語,但用in order to do sth.更為正式。in order to do sth. 的否定式為in order not to do sth.。
She studied hard in order to pass the exam. 她刻苦學習,以便通過考試 。
She studied hard to pass the exam.
他去車站接他哥哥 。
He went to the station in order to meet his elder brother.
He went to the station to meet his elder brother.
比較
她起床早,以便趕上火車。
She got up early so that she could catch the train.
She got up early in order to catch the train.
She got up early to catch the train.
他努力干,為的是趕上他們。
He works hard so that he can catch up with them.
He works hard in order to catch up with them.
He works hard to catch up with them .
She came early in order not to miss the plane. 她來得早,以便不誤班機。(否定式)