notice后面+do还是+doing

notice后面可以加do也可以加doing

notice +do：注意到某人经常做某事或是全过程

notice+doing：发现默认正在做某事

1、I notice him take away you pen.

我注意到他拿走别人的笔。

2、 I noticed him staying up very late in his own room.

我注意到他经常在卧室里熬夜不睡觉。