ere in history has the issue been more visible.
进一步提出观点:
... but that is only part of the history.
Another equally important aspect is ...
A is but one of the many effects. Another is ...
Besides, other reasons are...
提出假想例子的方式:
Suppose that...
Just imagine what would be like if...
It is reasonable to expect...
It is not surprising that...
举普通例子:
For example(instance),...
... such as A,B,C and so on (so forth)
A good case in point is...
A particular example for this is...
引用:
One of the greatest early writers said ...