求大神告知英文作文中对比性作文的写法，是那种对比两种事物的相同点和不同点的作文。求具体的模版和万能

Dear Ben,
Good afternoon! How are you keeping recently? Wish you are very well?
How did you spend your last weekend? I would like to tell you what I did on last Saturday. I am a volunteer in faving the Environment Club of my school. We organized some activities last Saturday. We put up some posters on the walls and handed out some advertisments. A lot people came to ask questions about environment protection. I realy enjoyed it and I was so tired later. I wish everybody could notice that the importence of environment protection. Thanks for the Email you sent me last week, kind regards.
Yours,
Zhang Ming.

Comparing essay

All of us have read thrillin