问题描述：
把下面的句子改成一般疑问句并作肯定回答和否定回答
1.I can sing.
2.He can play chess.
3.She can speak English.
4.They can play basketball.
5.We can play computer game.
1.I can sing.
2.He can play chess.
3.She can speak English.
4.They can play basketball.
5.We can play computer game.
问题解答：
我来补答展开全文阅读