[多项选择]For this part，you are allowed 30 minutes to write a Letter．You should write at least 150 words according to the outline given below in Chinese； 假设你是你们学校的学生会主席，请代表学生会起草一份倡议书，号召全校同学行动起来，为环保运动做出自己的努力。同时下周六学校将组织同学在全市进行环保宣传活动，征召志愿者到校学生会报名。

参考答案:写作思路:本文是篇倡议书，需要说明活动的内容以及意义。切忌空喊口号，没有说服力。本文与保护环境有关千就需要说明保护环境的意义所在。 第一段：指明倡议内容和意义：保护环境有利于人类文明的发展。 第二段：说明了时间和组织者以及具体活动内容，号召大家行动起来。 C0 May, B00F Dear brothers and sisters, On behalf of the University Student Union, I the Chairman of the Union-am earnestly calling for your active participation in our environmental protection campaign It is the duty of every global villager; man just cannot sustain his glorious civilization without a rewarding environment, which will be possible only if man makes considerable efforts to protect the environ. ment. Do you cherish precious opportunities to volunteer in our joint efforts in environmental protection Here is a great one not to be missed by any ardent youth: Right next Saturday, our university is to run a publicity campaign to advocate environmental protection across the city. The University Student Union will be in charge of- recruitment of volunteers: Let’s join our hands and take action immediately, Yours sincerely, Zhou Zheng University Student Union