I can join you .(变为一般疑问句)

I can join you .(变为一般疑问句) can i join you?和can you play football 都是一般疑问句吗? I can fly变为一般疑问句 I can join the Chinese speech contest .改为一般疑问句 I want to join you改成一般疑问句 I'd like to join you .(改为一般疑问句 Can I join you? You can see a sprout.（变为一般疑问句） You can go to Hainan by ship.(变为一般疑问句) he can bring these things to you 变为一般疑问句 把I can see the monkeys变为一般疑问句 I can play the guitar 变为一般疑问句!