what is one and one?

what is one and one? What is one and one? what is one and one 的回答 What is one one? If one @ one means one and one plus one,what is 3 @ one and one is what's one and one what's one and one? What's one and one? What's one and one what is one plus one? 问 1+1=几?的时候 ,是 what {are} one and one ? ,还是 what {is} one and one ? What's one and one?(重写） ------- ------ ------ one and one?What's one and one?(重写）------- ------ ------ one and one? one and one is two What is one bitch? what’s one third and one half What is one world one dream mean? one and one and one is three 这句子对吗