文都四六级英语六级频道为备考英语六级的同学们整理了2021年英语六级作文经典句型：表示比较和对比，希望可以为大家带来帮助，一起来学习一下吧。

1.A is completely / totally / entirely different from B.

2.A and B are different in some/every way / respect / aspect.

3.A and B differ in…

4.A differs from B in…

5.The difference between A and B is/lies in/exists in…

6.Compared with/In contrast to/Unlike A, B…

7.A…， on the other hand,/in contrast,/while/whereas B…

8.While it is generally believed that A …， I believe B…

9.Despite their similarities, A and B are also different.

10.Both A and B … However, A…; on the other hand, B…

11.The most striking difference is that A…， while B…

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