"what's your telephone number?"这句话用英语怎么说?

①.while we （have）dinner,the telepho①.while we （have）dinner,the telephone rang. ②.what you （do） when your mother came cable? ③.we （read）books while he （watch what's your mother? what's your mother what’s your major? what s your favourite What’s your name? What's your name? WHAT'S YOUR AGE? what's your what's your idea? what‘s your name what's your speech What's your dream? what’s your What's your h_______? What's your hobby? What's your job? what's your