Why should this phenomenon take place? There are generally three factors accounting for it.
Having taken everything into consideration, we may attribute the sharp change to three aspects.
7）意义阐释段
The purpose of the picture is to show us that due attention has to be paid to….
The fact/phenomenon that…indicates that … …
Having scrutinized the details of the picture, we can discuss the implications subtly conveyed from it.
8）归纳结论段
In conclusion,
In my opinion,
As far as I am concerned,
Taking into account all the analyses above, we may confidently come to the conclusion that……
9）预测趋势段
There is no denying that ……will continue increasing/decreasing in the better/worse direction.
Undoubtedly, the tendency reflected from the chart will undergo a continuous increase/decrease in the near future.
10）建议措施段
Therefore, it is imperative that we should take some drastic measures.
As far as I am concerned, two effective measures must be immediately taken to pull through the crisis.
As a result, it is advisable to settle the problem by two means.
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