reach既是及物动词也是不及物动词。及物动词意为“到达；影响；抵达；伸出”，不及物动词意为“达到；延伸；伸出手；传开”。reach在英语中是比较常见的一个单词，也是容易混淆的知识点之一，在学习过程中要重点关注。

reach作及物动词用法

（1）He did not stop until he reached the door.

他到门口才停住。

（2）The process of political change in South Africa has reached the stage where it is irreversible.

南非的政治变革进程已经到了不可逆转的阶段。

（3）Can you reach your toes with your fingertips?

你能用手指尖触到脚趾头吗？

（4）Has the doctor told you how to reach him or her in emergencies?

医生有没有告诉你在紧急状况下如何联系上他或她？

（5）Can you reach the light switch from where you're sitting?

从你坐的地方够得着灯的开关吗？

reach做不及物动词用法

（1）Judy reached into her handbag and handed me a small, printed leaflet.

朱迪把手伸进手提袋中，递给我一张小小的印刷传单。

（2）he reached inside her bag for a pen.

她把手伸到包里掏钢笔。

（3）Her hair nearly reached down to her waist .

她的头发几乎垂到了腰部。

（4）He reached up and placed the bomb there .

他举起手来把炸弹放到了那里。

（5）A compromise was reached on that very day .

就在这一天，他们达成妥协。