1. We saw a herd of elephants in the forest yesterday.
    昨天我们在森林里见到了一群大象。

2. The police are looking for the man who disappeared yesterday.
    警察正在寻找昨天失踪的那个人。

3. There was a basketball game at the Municipal Gymnasium yesterday.
    昨天市体育馆有场篮球比赛。

4. Today´s snowfall superimposed a fresh two inches yesterday´s accumulation.
    今天的雪又新添加两寸在昨天的积雪上。

5. Then I arrived home at six o´clock yesterday evening.
    后来，我昨晚6点钟回到家里。

6. He made an extensive report yesterday afternoon.
    他昨天下午做了一个广泛的详尽的报告。

7. How did your presentation go yesterday?
    你昨天的演出如何?

8. He telephoned me four times yesterday,
    他昨天给我打了4次电话

9. He telephoned the office yesterday morning and yesterday afternoon.
    他昨天上午和下午把电话打到了我的办公室，

10. Dan wondered why he was wanted by the police, but he went to the station yesterday and now he is not worried anymore.
    丹奇怪警察为什么找他，但昨天还是去了，结果他不再担心了。