CRI听力:Doctors Prescribe Smartphone Apps to Patients

2. track vt. 跟踪;追踪
例句：It was not long before I tracked down the lost wallet.
不久我就找到了遗失的钱包。

3. prompt vt.促使, 推动, 引起
例句：The sight of the ships prompted thoughts of his distant home.
看到船使他想起遥远的家乡。

4. sign n. 征兆, 迹象
例句：There is every sign to show that the enemy will retreat.
种种迹象表明敌人要退却。

5. assign vt. 分配; 交给
例句：They have assigned me a small room.
他们已给我分配了一个小房间。

6. nominate vt.提名…为候选人; 任命
例句：I nominate Bill as the club president.
我提名比尔为俱乐部主席候选人。

7. recommend vt. 推荐, 介绍, 赞许某人[某事物]；劝告, 建议
例句：I can recommend this play to all lovers of good theatre.
我把这个剧推荐给所有爱好优秀戏剧的人。

8. beneficial adj. 有益的, 有利的
例句：I hope your holiday will be beneficial to you.
我希望你的假期会对你有益。

9. exhaust vt. 使非常疲倦; 使筋疲力尽; 使疲惫不堪
例句：He was exhausted by overwork.
他因工作过度而疲惫。

10. comfort n. 舒服；安逸；舒适
例句：He has enough money so that he can live in comfort.
他有很多钱, 足可舒舒服服过日子。