六级英语作文万能模板整篇
There may be a combination of factors which contribute to/are responsible for/can explain ______.
也许有一些因素造成/可以解释______。
There are probably three/many/several/a variety of reasons for this dramatic/significant increase/decline in ______.
引起______显著增长/下降的原因有三个/许多/几个/很多。
Some reasons can explain this trend.
一些原因可以解释这一趋势。
Why ______ ?
为什么______？
The causes of ______ are varied. They include______ , perhaps the main cause is ______.
造成______的原因有很多，包括______,主要原因可能是______。 The reason for this is not far to seek.
这一问题的原因不难发现。
It is no easy task to identify the reasons for this phenomenon which involves several complicated factors.
要找出这一现象的原因并非易事，因为它涉及若干复杂的因素。
There are numerous reasons why ______, and I would explore only a few of the most important ones here.
______的原因有很多，这里我只想探讨其中几个最重要的原因。
There are many reasons responsible for this phenomenon, and the following are the typical ones.
导致这种现象的原因有很多，以下是其中比较有代表性的。 There are many reasons explaining this case. As for me, I regard the following as the typical ones.
有很多原因可以解释该问题。就我而言，我认为以下原因比较典型。
A number of factors could account for/contribute to/lead to/result in the change of ______. 引起______变化的因素有很多。
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