TOEFL TWE templates for "what/how/why type"

Attention Please: This pattern is for beginners on how to write TWE essay. Don't use the pattern words in real TOEFL test.

Why topics: 1, 12, 21, 43, 161, 168, 169, 170, 180
What topics: 6, 15, 18, 22, 24, 29, 42, 46, 48, 52, 62, 69, 70, 73, 80, 89, 91, 93, 96, 98, 103, 132, 139, 141, 142, 147, 152, 155, 159, 162, 164, 165, 166, 171, 176, 178, 179, 182, 183

what/how/why A? Different people have different opinions for this question. As far as I am concerned, A for B. The reasons go as follows.

First, reason 1(1 sentence). why reason 1(1-2 sentence). one specific example(1-2sentence)...