1
insist on/upon sth
on/upon后可接名词或代词。
She insisted on her innocence.
她坚持自己是无辜的。
坚持；坚决要求
insisting — present participle of insist
先理解核心含义，再看它在真实句子里的用法。
坚持；坚决要求
to be emphatic or resolute and refuse to give in
She insisted on her innocence.
她坚持自己是无辜的。
坚决主张
To hold up a claim emphatically.
不断要求某事发生或完成；尽管被要求放弃仍反复要求
To demand continually that something happen or be done; to reiterate a demand despite requests to abandon it.
insist
Base
原形
insists
3rd person
第三人称单数
insisting
-ing
现在分词
insisted
Past
过去式
insisted
Past participle
过去分词
He insists on coming with us.
他坚持要和我们一起来。
She insisted that she was right.
她坚持认为她是对的。
They have insisted on a refund.
他们已经坚持要求退款。
注意：后接on + 名词/动名词或that从句
She insisted on paying for dinner.
她坚持要付晚餐的钱。
He insists that the report is accurate.
他坚称这份报告是准确的。
They insist we stay for lunch.
他们坚持要我们留下吃午饭。
on/upon后可接名词或代词。
She insisted on her innocence.
她坚持自己是无辜的。
强调坚持做某动作。
He insisted on paying for dinner.
他坚持要付晚餐的钱。
that从句常用虚拟语气(should+动词原形)，也可用一般现在时或过去时。
I insist that he (should) attend the meeting.
我坚持他应该参加会议。
Not this
He insisted to go with us.
Use this
He insisted on going with us.
中文表达“坚持做某事”常直译为“insist to do”，但英语中 insist 作“坚持要求做”时，必须后接介词 on 再加动名词。
Not this
She insisted that he is wrong.
Use this
She insisted that he was wrong.
insist 后接 that 从句时，若表示“坚持说（事实）”，从句时态应与主句一致；若表示“坚持要求”，从句用虚拟语气（should+动词原形或直接动词原形）。此例为陈述事实，应保持时态一致。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
坚持（某事）
She insisted on her innocence.
她坚持自己是清白的。
坚持认为…
He insisted that he was right.
他坚持认为他是对的。
坚持做（某事）
They insisted on paying for the meal.
他们坚持要付餐费。
坚持（正式）
The manager insisted upon a full investigation.
经理坚持进行全面调查。
坚决要求…
The teacher insisted (that) the students finish their homework.
老师坚决要求学生完成作业。
坚持…的必要性
The report insists on the need for reform.
这份报告坚持改革的必要性。
如果你坚持的话
I really shouldn't, but if you insist, I'll have another piece of cake.
我真的不应该，但如果你坚持，我就再吃一块蛋糕。
我坚持你叫我先生。
She insisted on staying late to finish the project.
她坚持加班完成项目。
Use insisting naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
将 insist 拆解为 in（在...里）和 sist（系统），想象自己在系统中坚持立场，决不妥协。
通常用于日常及正式场合，无明显语域限制。
insist 后接 that 从句时，若表示坚持要求，从句常用虚拟语气（should+动词原形）；若表示坚持观点，则用陈述语气。
Dictionary facts from ECDICT, WIKTIONARY.