根据以下通知内容完成以下要素的填空 Protect Our Mother River Would you like to join a volunteer group and engage in conserving the environment and enhancing biodiversity of the Yellow River? We have a volunteer project for you this summer vacation.Students interested in environmental protection are welcome . This is a great opportunity to learn about natural resources conservation ! Student Union 2 July From 1 . _ To 2._What to do ：engage in conserving the environment and enhancing biodiversity of the Yellow River
根据以下通知内容完成以下要素的填空
Protect Our Mother River
Would you like to join a volunteer group and engage in conserving the environment and enhancing biodiversity of the Yellow River? We have a volunteer project for you this summer vacation.Students interested in environmental protection are welcome . This is a great opportunity to learn about natural resources conservation !
Student Union
2 July
From 1 . _
To 2._
What to do ：engage in conserving the environment and enhancing biodiversity of the Yellow River
题目解答
答案
第一个空考察的是本篇文章的来源，由最后的Student Union可知本篇通知的出处是学生会。第二个空问的是本篇通知发给谁看，由通知的Students interested in environmental protection are welcome .可得出答案。由以上分析可得出答案空1处答案为 Student Union，空二处答案为Students interested in environmental protection或all students。
解析
根据通知的最后部分 "Student Union"，可以确定该通知的来源是学生会。
步骤 2：确定通知的接收对象
根据通知中的 "Students interested in environmental protection are welcome"，可以确定该通知的接收对象是所有对环境保护感兴趣的学生。