Helen is doing better in skating than Nancy.为什么skate要加ing?

改错:Helen is doing well in PE than Nancy. doing Helen's is what brother 连词成句 It is sunday .Helenmother ( )doing some shopping. you me my can with help english?doing Helen’s is that brother?连词成句 Helen is doing better in skating than Nancy.为什么skate要加ing? 连词成句：1.are,free,we,today,not(.) 2.doing,helen's,is,what,brother(?) Helen is doing better in skate than Nancy 这个句子哪里是错误的? Helen is doing better in skate than Nancy 是不是现在进行时 Helen is doing well in P.E.than Nancy这句话怎么错啦 Helen is doing well.She's______than me nowA.tall B.shorter C.faster D.good Nothing is the best ,but I can do it bette My name is Helen.针对“Helen”提问 This is Helen. Helen is Russian.(划线部分提问）填：( )( ) is Helen? she is his sister,helen. My name is Helen.翻译 Helen ,name ,her ,first ,is Helen is good()English.快