英语改错：1.I`m good at play football.2.They have big breakfast today.
问题描述：
英语改错：1.I`m good at play football.2.They have big breakfast today.
答
1.I`m good at playing football. 2.They have a big breakfast today.
答
1.play改为playing be good at doing是固定搭配
2.big前加a breakfast是不可数名词．但前面有形容词big修饰，故要加a
答
be good at doing
a
答
1.I`m good at play（ing） football.
2.They have （a） big breakfast today.
答
英语改错：
1.I`m good at play football.
应改为：I`m good at playing football.
固定用法：be good at doing sth.擅长于做某事
2.They have big breakfast today.
应改为：They have a big breakfast today.
因为你的breakfast之前未加冠词,所以要加上a.