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17. lose one’s train of 忘记

Model: [1995.1.]

——When you interrupted me, you made me lose my train of thought. (你打断了我的思考，我忘记我在想什么了。)

18.out of this world 非常好

Model: [1995.10.]

——Have you tried Susan’s apple pie? (你试过Susan的苹果派吗?)

——I got the last piece. And it was out of this world. (我拿到最后一块。好吃极了。)

19.play by ear 随机应变，视情形而定

Model: [1989.8.]

——Marty, are you doing anything special for your presentation in political science tomorrow? (Marty，你在为明天的政治学演讲准备与众不同的材料吗?)

——Not really, because the class so often turns into a discussion, I’ve decided to play it by ear. (不。那门课常常最后变成讨论。我决定视情形而定。)

20. ring a bell 令人想起某件事;听起来耳熟

Model: [1992.10.]

——That name just doesn’t ring a bell with me. (那个名字我一点也不熟。)

延伸阅读：

托福听力笔记怎么记

托福听力词汇整理（一）

托福听力备考怎么准备？

更多阅读资料：
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