my uncle,Jim,is good at playing the guitar.be动词为什么要填is?不是有两个

my uncle,Jim,is good at playing the guitar.be动词为什么要填is?不是有两个 动词的适当形式填空【my uncile,jim,is good at ___(play) the guitar. my uncle is good at playing badminton.my uncle ( ) ( ) ( ) p The musician who is playing guitar is my friend 为什么guitar前面不 Jim is good at English.为什么要用is Playing the guitar is my favorite.(同义句） Playing the guitar is not my cup pf 填同音词：______teacher is playing the guitar over _____.帮个忙啊,明天要 The boy______(call)Jim is my friend.为什么填 This isn't my MP4 player.__ is at my uncle's.填MINE为什么 英语句型i am good at playing the guitar.(画playing the guitar提问）h My uncle lives --- 105 Be.为什么填“at"?