【导语】高尚的理想是人生的指路明灯。有了它，生活就有了方向；有了它，内心就感到充实。迈开坚定的步伐，走向既定的目标吧！以下是为大家整理的《2019考博英语作文词汇：表示原因和概括归纳》供您查阅。

【表示原因】

1)There are three reasons for this

2)The reasons for this are as follows.

3)The reason for this is obvious.

4)The reason for this is not far to seek.

5)The reason for this is that...

6)We have good reason to believe that...

例如：There are three reasons for the changes that have taken place in our life.Firstly，people’s living standard has been greatly improved.Secondly，most people are well paid， and they can afford what they need or like.Last but not least，more and more people prefer to enjoy modern life.

注：如考生写第一个句子没有把握，可将其改写成两个句子。

如：Great changes have taken place in our life.

There are three reasons for this.这样写可以避免套用中的表达失误。

【概括归纳】

in a word, in short, in brief, in summary, on the whole, generally speaking, in general, in my opinion, as far as I am concerned, as what has been mentioned, to sum up, to conclude, in conclusion

北航考博英语作文|2019考博英语作文词汇：表示原因和概括归纳

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