He watched TV last night.

昨天晚上他看了电视。

She finished her homework on time.

她按时完成了作业。

They visited their grandparents last weekend.

他们上周末去了祖父母家。

We didn't have a good time at the party.

我们聚会上没玩得开心。

He opened his eyes and saw the sunrise.

他睁开眼睛看到了日出。

She read a fascinating book yesterday.

她昨天读了一本有趣的书。

The movie started at 7 PM and lasted 2 hours.

电影晚上7点开始，持续了2小时。

They solved the math problem in class.

他们在课堂上解了数学题。

I called you last night but you didn't answer.

我昨晚给你打了电话，但没人接。

The company launched a new product last month.

公司上个月推出了一款新产品。

说明：

时间状语：

使用 `last night`（昨晚）、`yesterday`（昨天）、`last week`（上周）等明确时间点或时间段。

动词过去式：规则动词加 `-ed`（如 `watched`）、不规则动词变化（如 `opened`、`ate`）。

否定句与疑问句：通过 `did not`（didn't）、`were not`（weren't）等构成。

这些句子覆盖了日常交流、叙事描述等常见场景，适合高中英语学习者练习。