这是Introducing Work（即引言）部分的主界面。网站上首先对于引言进行了简单的介绍，然后下面对引言的“写法”进行了枚举，而且针对每一项鼠标左键单击后可显示具体的例句，我们可以根据自己的需求进行恰当的选择。（后续界面类似，这里不做赘述）
接下来小编列举下，让大家好好看看：
Introducing questions, problems and limitations: theory or argument
The main weaknesswith this theory is that …
The key problem with this explanation is that …
However, this theory does not fully explain why …
One criticism of much of the literature on X is that …
However, there is an inconsistency with this argument.
A serious weakness with this argument, however, is that …
One question that needs to be asked, however, is whether …
Smith’s argument relies too heavily on qualitative analysis of …
Smith’s interpretation overlooks much of the historical research …
Many writers have challenged Smith’s claim on the grounds that …
Smith’s analysis does not take account of X, nor does he examine …
It seems that Jones’ understanding of the X framework is questionable.
The existing accounts fail to resolve the contradiction between X and Y.
One of the limitations with this explanation is that it does not explain why…
