命题形式一：对立观点式
（一） A or B ,which one do you agree with? Give specific reasons for your answer. (A,B 表示供选择的两种观点。 Do C 指题目中提及的某件事情。如： some people prefer A in order to Do C.
1 ．
A much debated issue these days is whether A or B. Some people say that A. Others claim B. For my part, I agree with those who stree A. Sudies have shown that (1) 赞同 A 的原因之一。 Moreover, (2) 赞同 A 的原因之二。
Nevertheless, it would be a mistake to discount the impact of B. We all know that (3) 列举 B 的优势。 For instance, (4) 举例说明 B 的优势。
However, I think that without A,B will fail to (5) 总结观点。
Some people hold the opinion of A. Others, however, believe B. there are advantages and disadvantages on both sides. Accounting to my personality and foundness, I would prefer A rather than B.
Although B(1)B 的优势， there is no evidence to suggest that B is better than A. Firstly, (2) 选择 A 的第一个原因。 Secendly, (3) 选择 A 的第二个原因。 We can see that (4) 举例说明选择 A 的第二个原因。 Furthermore, (5) 选择 A 的第三个原因。 For instance, （ 6 ）举例说明选择 A 的第三个原因。
So, as I see it, (7) 总结观点。
3 ．
As for the question that which is better, A or B, different people have different opinions. A has its advantages, but at the mean time, it has many disadvantages. In my point of view, I would prefer B.
First of all, (1) 支持 B 的原因之一。 For example, (2) 举例说明支持 B 的原因之一。 Another reason is that (3) 支持 B 的原因之二。 The third reason, however, goes this way: (4) 支持 B 的原因之三。
So from what has been discussed, one can reach only this conclusion that (5) 重申观点。

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