昨天晚上我们去看电影了。

[误] We went to the cinema yesterday night.

[正] We went to the cinema last night.

. We went to the cinema yeserday evening.

注：习惯上可以说 last night 或 yesterday evening，但不能说 yesterday night。但是，我们可以说 yesterday morning/afternoon(昨天早晨/下午)，而不说 last morning/afternoon。