insist的“ 坚持 ”和“再三强调”的用法的区分,详细点,谢!

“ 坚持 ”----He insists / insisted / will insist that I (should) go with him.
-------She insisted that we not forget our duty.
“再三强调”------He insists that I was wrong to be late that day.
----- He insisted that he had locked the door before going out for a walk.