Does he have brother and sister?这句话的and能用在这吗?为什么?换成or可以吗?明确回答既给分

and 和or都表连接，但and用于肯定句，or用于疑问。
or可以表选择，如Bring me a cup of tea or a cup of coffee。
and则还可以表句间的承接。原句可以这样问：Dose he have a brother or sister?或者He has a brother or sister?

and and or are both correct.

不能用and,and 是用在陈述句中.
这里应该用or.