My number is eleven.
我的号码是十一
What's your number?
你的号码是多少
My number is twelve.
我的号码是十二
What's Lala's number?
拉拉的号码是多少
His number is thirteen.
他的号码是十三
What's Kate's number?
凯特的号码是多少
Her number is fourteen.
她的号码是十四