题目内容：

We're going to visit the Great Wall last week.错在哪里

优质解答

你的时态前后矛盾啊 be going to 是将来时 而后面的时间状语却是last week last week 是过去时的时间状语
这句话可以改成将来时态的：We're going to visit the Great Wall next week.
或者用一般过去时来叙述：We visited the Great Wall last week.
希望可以帮到你