important to do还是 imporyant doing

词组是Im sorry to do还是Im sorry do important to do还是 imporyant doing be important to do attache great important to 后面跟什么,还有是important还是importanceto do还是doing 是sth is important to sb还是 it is important for sb to do sth? Im going to send the important letter ____airmail important do sth 还是,important doing sth It's important for us to do A and do B还是It's important for us to do A and to do B. important to do/doing sth. what I want to do im going to more some It's important for 后面跟什么是to do 还是doing I have to do this on my own Im sorry IMPORTANT的读音用国际音标读的中文译音IM读爱慕还是读因, To do is more important than to say.To do is more important than to say. when i grow up im going to do what i want to do be important to sb.还是be important for sb.区别? li ming can't come to help us this afternoon .he has_____A,something important to doB,important something to doC,to do important somethingD to do something important important ＋to do/for do/for doing,哪个正确?