区别：keep sb doing /keep sb to do两者在用法上有啥区别请详细讲讲!能用英语举两个例句吗？

区别：keep sb doing /keep sb to do
两者在用法上有啥区别请详细讲讲!
能用英语举两个例句吗？

Keep sb doing是让某人持续作某事
keep sb to do 是让某人做谋事

Keep sb doing是指让某人保持一直做什么事情的状态，KEEP SB TO DO 是指让某人去做某事，

让某人继续做正在干的事情：keep sb doing
让某人去做其他事情：keep sb to do

Keep sb doing是让某人持续的做某事
keep sb to do 是让某人放下手头的转而去做谋事