雅思口语Part3，考生经常被要求分析某个事件或现象出现的原因。回答时，考生可以从内因和外因两方面来辩证思考。

内因是指人自身有某些expectations或purposes；外因是指外部条件make it possible.

考试时，考生应该结合个人经历，通过解释和举例，把个想到的说清楚就行了。

☆ 情景模拟题 ☆

Why do you think many people today travel abroad?

内因

1. 人们想学习外国文化

expect to learn much about foreign cultures

2. 以更低的价格买当地生产的特殊产品

buy some special products at lower prices which are manufactured there

3. 品尝各式各样美味的小吃

sample a great variety of tasty snacks

外因

1. 人们的假期或者空闲时间增多了

people nowadays have much free time

2. 办签证出台了有利政策，比如落地签

favorable policies / visa on arrival

3. 旅行社为我们提供了便利

travel agency

4. 上班族有带薪假期

paid leaves

5. 跨国交通越来越发达

convenient transportation between different nations

☆ 老师小贴士 ☆

考官很可能会和你“抬杠”，当你说内因，他追问外因；你说外因，他又问内因。

所以大家一定要在课下好好练习这种既找内因又找外因的思考方法，提前习惯和适应。

【课后练习】

1. According to you, why do many people start their own business?

2. In your opinion, why do more people prefer to shop online?