请用both...and..造句
问题描述：
请用both...and..造句
答
Both I and my friend are 21 years old.
答
I`m both tired and hungry.
答
both my mum and my dad are doctors.
both...and..表示两者都,
我爸爸妈妈都是医生
答
Both you and me have to study English hard.