2015年12月英语四级作文常用句型：表原因

2015-11-13 15:55:22 · 作者：编辑部

原因　　1.A number of factors are accountable for this situation.　　A number of factors might contribut

　　原因

　　1.A number of factors are accountable for this situation.

　　A number of factors might contribute to (lead to )(account for ) the phenomenon(problem).

　　2. The answer to this problem involves many factors.

　　3. The phenomenon mainly stems from the fact that...

　　4. The factors that contribute to this situation include...

　　5. The change in ...largely results from the fact that...

　　6. We may blame ...,but the real causes are...

　　7. Part of the explanations for it is that ...

　　8.One of the most common factors (causes ) is that ...

　　9.Another contributing factor (cause ) is ...

　　10.Perhaps the primary factor is that

　　11.But the fundamental cause is that ...

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