he enjoys playing basketball为什么要加“s”?比如 he seldom .就不用加“s”啊.那么到底还有什么要加"s" ,什么不用啊?

He enjoys _______A.playing the football B.playing football He enjoys playing with toy cars（改为疑问句） i enjoy swimming but( ) my brother, he enjoys playing soccer he enjoys playing computer games对computer games提 he enjoys playing basketball and he loves w—— games on TV He is ______European artist .He enjoys playing _____piano very much.a,/a,thean,//,the （he enjoys playing the piano now)还是（he is enjoying the piano now)he enjoys playing the piano now)还是（he is enjoying playing the piano now) 不好意思啊~是这样！ He is the only one of the boys who enjoys playing basketball.怎样译? he enjoys( )football.A,to play B,play C,playing D,plays he is a boy who enjoys nothing but playing computer games帮忙翻译下, 他享受踢足球 英语He enjoys playing football.请简单介绍一下这类句型 2.She works hard.(对hard提问) 3.He enjoys playing conputer games.( 对playing conputer games提问) This is a photo of my f_____.根据短文内容和首字母提示填入所缺单词.This is a photo of my f_____.My dad's name is peter.He is a d______.He works in a hospital near my house.He likes to help people.In his f____time,he enjoys playing ba 英语同义句转换 原句：he enjoys playing football with his classmates.he （ ）（ ）（ ）（ ）playing football with his classmates. My mother enjoys playing majiang very much,but my father_____ it a lot.My mother enjoys playing majiang very much,but my father_____ it a lot.Because he thinks it is boring.A.likes B.hates C.don’t like D.enjoys watchingMy mother enjoys playing maji she enjoys playing volleyball哪错了 She enjoys playing volleyball.错在哪里? My father enjoys _____ the quitar and he practices _____ it every evening(单选)A playing;playingB play;playC play;playingD playing;play