He is playing basketball中的is是什么成分是助动词吗

He is not tall enough.He ____reach the basket. He is interested in playing My brother is interested in playing basketball 该同义句 My brother ___ ____ ___ ____ playing basket He really likes playing basketball...⒋He really likes playing basketball.(同义) He is playing basketball. he is playing the piano 对playing the piano提问 he is playing football用playing football提问 he with is playing a train he is good at (playing) soccer. he is playing football .画线部分 football. Look______peter,he is playing basketball______the playground. What ( ) Simon ( ) (play)?He is playing volleyball. he is playing the violin变为一般现在时 Is he playing chess的意思 分析下句子成分.He is playing. he is like ie playing chess对不对 Look!How__(wonderful)he is playing he is playing his music louder翻译 he is playing cards every day改错