she start/begin to learn flying when she was 22.选哪个?为什么?

she start/begin to learn flying when she was 22.选哪个?为什么? start / begin doing 与 start / begin to do 是什么 begin to do,begin doing,start to do ,start doing有什么区别? begin to do= start to do,start doing =start to do to begin with 与to start with的区别 start to begin to 后面加什么词 begin to do和start to do有什么区别 START TO DO 和 START DOING 的区别 BEGIN TO DO 和 BEGIN DOING 的区别..START 和BEGIN 有什么区别呢 the answer to the question翻译begin/start doing sth.=begin/start to do sth.翻译 Everyone () here now.Let`s().A.are,begin B.are,to begin C.is,to start D.is,start begin/start with 造句 start,begin的区别 英语start to do 和 start doing的区别?好像还有begin的,也一样吧 start和begin有什么区别?有start+doing或to do,又有什么区别? begin doing sth.=start to do sth.=start doing sth.吗? Shall we start ( )games now?怎么填A:to playB:to playingC:playsD:to start to begin when is the meeting supposed to start?It is __.A.about to begin B.to begin 为什么选a 英语高手请进The question is ( ) the project next month.A.whether to start B.what to begin C.where to start D.if to begin