英语句子.They think have lessons at weekends is too bad.请问这句话有错吗?如果有,_英语解答

英语句子.
They think have lessons at weekends is too bad.请问这句话有错吗?如果有,错误在哪里,

人气：494 ℃　时间：2020-02-03 20:08:34

解答

They think to have lessons on weekends is too bad.
应该用不定式引导宾语从句
在周末应该用on weekends