be happy to do sth 很开心做某事 我很开心你能给我次机会.用英语怎么表达

be happy （about）doing sth .be happy to do sth.哪个对? be happy to do sth比较好的翻译是什么? be happy to do sth中的sth是什么意思sth是不是读something的音 be happy to do sth和have a good time doing sth的区别 be happy/surprised to do sth后面这个to do sth充当着什么语?如题 be sure to do sth. be pleased to do sth be able to do sth be going to do sth be let to do sth? be sad to do sth. be made to do sth be obliged to do sth. be used to do sth. 用whant to do sth,try to do ,there be,not.but...,take sb sth,take to a place sth,造句it is time for sth,it is time to do ,be glad to do ,tell sb.about sth,be good at,be happy with,give sb.sth ,take care of,ask sb.to do,造句 help 后边接动词不定式还是动词原形?有没有help sb,do sth.help sb,to do sth,help sb.to be happy? be happy to do sth 很开心做某事 我很开心你能给我次机会.用英语怎么表达 be to do sth和will do sth的区别