坚持做是insist doing还是insist on doing？on可以省略吗

insist表示坚持做的词组是insist ondoing sth，on是介词，不可以省略。此处的on也可以换成upon。
例句：
1、He insisted upon checking everything himself.

他坚持要亲自检查一切。
2、She will insist on washing her hair just when I want to have a bath.
我想洗澡的时候，她一定要洗头。

扩展资料
表示坚持的词组

1、persist in (doing) sth
例句：He persisted in his refusal to admit responsibility.
他坚持不承认负有责任。
2、keep on doing sth
例句：Keep living and keep on doing what you enjoy.
继续生活，坚持做自己喜欢的事情。
3、stick to sth
例句：You should follow a healthy diet that you like and that you can stick to.
你应该选择一种健康的饮食习惯，而且是你所喜欢和能够坚持的。