people gave him when in trouble.

11. Now that we are here, we must _______________ this opportunity to learn more.

12. I ____________ wondering what happened to that little girl.

II. 选用适当的介词完成下列句子。

1. __________ lunchtime, we found he didn't show up.

2. The mist _________ the river banks had gone by mid morning.

3. I noticed that her face went red ______cold.

4. While crossing the streets in the city, you must watch out _____ the vehicles.

5. I don't think you were listening to me just now. Instead, you were staring __________ space.

6. The policeman said there was no evidence the shooting was linked ___________ anything else.

7. The bus didn't arrive on time. Tom became anxious and glanced ________ his watch from time to time.

8. People like to listen to Beethoven's music just _______ pleasure.

9. He always won the music competitions, and he quickly became known _______ the best pianist in his country.

10. Haven't you seen the soldier ______ watch at that gate? He's so still that he looks like a statue.

III. 翻译下列句子。

1、根据天气报告， 明天上午很有可能下雨。

2、我时常想动物和人是否具有同样的意识。

3、我看见一位老人很吃力地在街上走着，手里还拿着一根拐杖。

4.、到20岁时，那位大学生已经写成了两部小说。

5、当这群孩子意识到自己迷路时，他们都禁不住哭了起来。

6、她意识到被人跟踪了，然而当她回头看时，再也看不到那人了。

7、当她苏醒过来时，发现自己正躺在医院了。