Do you think to climb so high were difficult这里为什么用 were 而不是用 are_英语解答

Do you think to climb so high were difficult
这里为什么用 were 而不是用 are

人气：206 ℃　时间：2020-02-03 15:46:22

解答

他们在谈论过去发生的事情.所以用were.
think to 中的to没有即将发生之意,think to do是短语