把错的单词填在横线上
问题描述：
把错的单词填在横线上
This is a old sink._________
The bin were full last year._________
He likes have a picnic._________
答
a= an(old前用an,是元音开头）
were =was（The bin 是三人称单数,所以用was）
have =having （like后用动词+ING)