Mum,they are my friends.Jim and and Mary.那里错了
问题描述：
Mum,they are my friends.Jim and and Mary.那里错了
答
they应改为these
答
Mom
还有friends后面用逗号
答
去掉and Mum Jim and Mary they are my friends.
答
怎么有两个 and ?
答
去掉一个and
答
去掉and