一、读音不同
be responsible for：英 [bi: riˈspɔnsəbl fɔ:] 美 [bi rɪˈspɑnsəbəl fɔr]
be responsible tə：英 [bi: riˈspɔnsəbl tə:] 美 [bi rɪˈspɑnsəbəl tə]
1、The man, who police believe is psychotic, is thought to be responsible for eight attacks.
这个警方认定为精神错乱的男子被认为是8起袭击事件的制造者。
2、We must be responsible to the people.
我们应该对人民负责。
二、意思不同
be responsible for：为…负责，形成…的原因;主管
be responsible to：负责
1、The storm is thought to be responsible for as many as four deaths
据认为，暴风雨造成4人死亡。
2、So I have to be responsible to my health.
所以我必须对我的健康负责任。
扩展资料
同义词：
一、be in charge of
英 [bi: in tʃɑ:dʒ ɔv] 美 [bi ɪn tʃɑrdʒ ʌv]
负责;主管;职掌;管理
1、He will be in charge of all hiring and firing at PHA.
他将负责公共房产管理局所有人员的雇用和解聘事务。
2、The Drafting Committee will be in charge of working out a draft resolution to be submitted to the Conference for deliberation.
起草委员会将负责起草提交大会讨论的决议草案。
二、answer for
英 [ˈɑ:nsə fɔ:] 美 [ˈænsɚ fɔr]
符合（…需要）;对…负责;充当…;许诺
1、He will have to answer for what he has done.
他将对他的所作所为负责。
2、He rather than you will answer for the accident
与其说你，不如说他将对此事故负责。
Everyone should be responsible for his work.
每个人都应对自己的工作负责。
We should be responsible for the generation as yet unborn.
我们应该对下一代负责。
We must be responsible to the people.我们应该对人民负责。
You'd be responsible to me for all advertising.你在我这负责所有广告。
He must be responsible to me for this matter.这件事他必须对我负责。
We are responsible to replace the defective ones.我们保换质量不合格的产品。
All of us are responsible to protect it.需要我们大家共同来保护。本回答被提问者和网友采纳