to do 和doing 怎么分别?

to do 和doing 怎么分别? keep to do 和keep doing有什么区别,分别怎么用? attempt to do 和attempt doing 有什么分别? forbid sb to do和forbid sb doing分别 forget to do和forger doing分别是什么意思? to do 和doing分别用在哪里? wait to do 和wait doing怎么用? To do 和Doing区别 英语doing和to do 英语 doing 和 to do 怎么区分谓语动词,to do doing done 和to be doing to be done to have do be used to doing和used to do 他们的中文解释分别是是什么?