是sth is important to sb还是 it is important for sb to do sth?

是sth is important to sb还是 it is important for sb to do sth? i think it important to do sth为什么不能是i think it is important to do sth be important to sb.与It is important for sb.to do sth.与 sth.is important to sb.这三个有什么区别? important to do/doing sth. 求 一句话 语法分析it's just as important to fight for sth as it is to fight against sth.我感觉正常的语序是 to fight for sth is just as important as to fight against sth.但是 多出来的 it is 是怎么回事?求指教我是指 to 用it is important for sb to do sth造句最少两句 英语翻译sth.is important to sb.再加 on doing sht么? 用it is important for sb to do the,it is different for sb to do sth,it is necessary for to do sth各造三个句子 doing sth is important for sb?我们都知道一个句型：It's important for sb to do sth .那么变形,TO do sth is important （for/to） sbDoing sth is important （for/to） sb用哪个?要求有详细,有说服力的理由,感激不尽@!@叫 他们没有带任何东西.（翻译成英文,用上take sth with sth）我们需要均衡的饮食来保持健康。（用上need ……to……）饮食均衡是很重要的。（it is important to ） 是it is time to do sth还是 it is the time to do sth i think it is very important to do something.&i think it very important to do sth.两个句子都对吗?区别在哪里呢 练习册上看着一道题It is important ___everyone to eat a balanced diet.是用for,但学校老师讲过It is+形容词+to sb+to do sth,书上也有例句.但补习班老师说是It is+形容词+for sb +to do sth到底哪一个是对的啊,我 our hope is to do sth.还是doing sth.our hope is to do sth.our hope is doing sth.哪个是对的? 是it is difficult to me to do sth还是it is difficult to me for sth还是it is difficult to me to sth A:important sth B:sth important C:important anything D:anything importanthave you ____ to tell us? 关于important 的to 和for 我们都知道一个固定句型：It's important for sb to do sth .那么to do sth调到前面做主语呢?TO do sth is important for sb?to sb?用哪个?理由?谢 It is important to learn English.是主语从句吗?