What's your number?
你的号码是多少?(可以是你的学号?你的电话?)
例句:
1. What's your telephone number?
你的电话号码是多少
2. What's the number of your house?
你家门牌号是多少?
What's your number?
你的电话号码是多少?
双语例句
1. What's your registration number?
你挂的是几号?
2. What's the number of your house?
你家门牌几号?