worry about doing 有没有？

有

没有

只有worry about sth

有的。
For example:
Don't worry about going to the event if you are feeling sick.
要是病了就别去了。
or
You will start to worry about failing in the subject if you don't study hard soon.
你要是再不好好学习就该担心这科不及格了。

有。about 后加n. or -ing

有

worry

vt.
1.使烦恼, 使苦恼, 使为难, 使担心
2.(狗等)撕咬着
3.反复推[拉], 改变位置, 塞住
4.袭击; 骚扰, 粗暴对待

worry about n./doing

What is -ring you?
什么事使你烦恼?
Don't worry me with such foolish questions.
不要用这些愚蠢的问题来烦我。
The dog is -ring a dead cat.
狗在撕咬一只死猫。
He -ried his lower lip with his teeth.
他用牙咬着下唇。
He -ried his breakfast rather than ate it.
他与其说是吃了早饭不如说只吃了几口。

worry

vi.
烦恼, 操心, 忧虑, 发愁(about)
撕咬
努力移动, 挣扎着前进
[英方]塞住, 闷死
Don't worry about trifles.
不要为小事烦恼。
She will worry if you are late.
如果你迟到, 她会放心不下。
Th