he is piaying piano at home.哪儿需要改正

he is piaying piano at home.哪儿需要改正 he is piaying the piano now哪里需要改正急!快啊,谢谢啊 Her hobby is piaying the piano?Her hobby is piaying the piano 还是 Her hobby is piay the piano?为什么? the girl is piaying piano for the Thecher's Day The girl is piaying the piano.(改为否定）The girl ____ ____ the piano He is friends piaying with his cards. He is piaying football改成否定句急啊 英语翻译I`m Gao Wei.My friend is Li Tao.He likes piaying football,his hobby is intereted in singing on sunday.He often plays the piano,he enjoy it very much.We are good friend. 英语同义句He spend half an hour practicing piaying the piano this morning. He does not like piaying the piano变肯定式陈述句为什么like+s? He is piaying the trumpet,but then the telephone he is the only one of the boys who___the piano wellA.plays B.play C.piaying D.are playing我知道the only one of 后用单数形式,但是这题选A,B和C也是单数啊,请详解 he is playing the piano 对playing the piano提问 ( ）1.My sister is piaying a piano ________是 My sister错了 还是iss piaying错了 还是a错了,正确的是什么? Miss Chen is playing the piano.(对 piaying the piano 进行提问答案是what does Miss Chen doing?还是what is Miss Chen doing Is tom piaying with He is practicing the piano now.（同义句） He is____ _____the piano now. He is better at piano than She is.