a skating champion为什么skate是ing形式?

a skating champion为什么skate是ing形式? He became a skating champion when he was ten .改为同义句He became a skating champion _____ his _____ ______ten. she became a skating champion when she was ten改否定 She become a skating champion when she was ten 中when she was ten 是不是定语 She is the State junior Figure skating champion 什么意思? 英语 改为同义句 (21 16:24:56)He became a skating champion when he was  ten.(改为同义句) ⑴are,i,and,parents,my,going,tomorrow,vacation,on 怎么连起来?⑵friend,likes,the,to,as,best,Holly's,do,same,things,does,she ⑶became,skating,when,a,was,she,twelve,champion,she 这些怎么连? no matter what the weather____tomorrow,we will go skating.( ) A.is like B.will be like 选什么?为什 Never underestimate the heart of a champion. kate______wish her beother a is skating b skating c skate 八上一些英语题（英汉互译）英汉互译(注意是八上）：1.足球队员 2.国家队 3.参加 4.在·····岁时 5.a movie star 6.because of 7.a skating champion 8.win first prize champion 是什么?champion 是什么意思? did,she,a,when,champion,become,swimming(连词成句) Don't ever underestimate the heart of a champion. he b------ a skaying champion when he was ten goes,skating,she,a,twice,week造句 用have a skating club 造句 they go skating (quite a lot)提问