is后面加todo还是doing

宓贴瑗2598to exclude love is to deny life.is后面为什么要加to -
惠疫哪13481745583 ______ be to do ...是表目的 如果is 后面没有to ,deny作为动词应加ing

宓贴瑗2598It is fun后是加doing sth还是to do sth -
惠疫哪13481745583 ______ 是to do sth it is +形容词+to do sth

宓贴瑗2598动词后何时加doing sth,何时加to do sth?它们有何区别?
惠疫哪13481745583 ______ to do sth.和doing sth.通常作补语来用,也就是说用在动词后面构成固定的词组,很多常用的词组是需要记忆的. 如tell sb to do sth,ask sb to do sth, promise sb to do sth. learn to do sth, start to do ,forget to do (还没有做),等等;又如,admit doing , escape doing, enjoy doing, forget doing(已经做了)等等.

宓贴瑗2598The best way to...is..后面加v - ing还是to do -
惠疫哪13481745583 ______[答案] the best way of doing sth.和the best way to do sth

宓贴瑗2598To do is as (.adj.) as 后面加to do还是do? -
惠疫哪13481745583 ______ 我记得是to do 不过不确定

宓贴瑗2598itis后面加什么词adj还是什么 -
惠疫哪13481745583 ______ It is +adj+for sb to do sth.

宓贴瑗25981.the first thing I'll do is to do exercise.请问is后边直接跟do 把to去掉行不行,是不是不用doing 前边就得加个to 2.I like playing the computer games a lot 这里a ... -
惠疫哪13481745583 ______[答案] 1.the first thing (i'll do) is to do exercise.括号里面的是定语从句.to do exercise 的 to不可以去掉.这里的不定式 to do exercise 表示将来发生的动作,“锻炼”这一动作还未发生,所以不能换成 doing exercise. 2.a lot 是程度副词 翻译成“非常” 相当于 ...

宓贴瑗2598is后面为什么可以跟to,是固定搭配还是?这个是原句,还有希望帮我翻译下.Older people must be given more chances to learn if they are to contribute to ... -
惠疫哪13481745583 ______[答案] 根据最近新的人口公布,老人应该给予更多的机会学习是否能对社会做贡献,而不是成为经济负担.is后面跟to是be to do sth的结构,表将来.

宓贴瑗2598It is easier to say than do do前面要加to吗,why? -
惠疫哪13481745583 ______ do前面必须要加to,因为进行比较的两部分在语法上要对称. It is easier to say than to do .

宓贴瑗2598All you have to do is take one.为什么is后面不加to -
惠疫哪13481745583 ______ 应该有,但不定式做表语省略to也是常事,所以这个句子是对的.