can you answer this question?
can Mary play the piano?
can you point out it was who hurt you yesterday?
can you cook dinner tonight?
再问： 有没有答句
再答： 1、yes, i can. No, i can't 2、yes, she can. No, she can't 3、yes ,it was Mary. no, i can't 4、yes, i can. sorry, i am busy with an assignment
