—He is a real sportsman______ he is not very well-known.
—______. Besides, he is young.
A.though; I am afraid not B.since; You are sure
C.even if; I agree absolutely D.because; That's that point
Tom was so wild about computer games that he would stay online for ten hours ________ a day.
A.in the end B.in particular
C.on end D.on purpose
Sorry, I would have come earlier, but I ______ that you were waiting.
A.didn't know B.hadn't known
C.don't know D.haven't known
David asked his nephew to ______ his bag while he headed for a drink at the airport.
A.run out of B.keep an eye on C.make up for D.take advantage of
The new law has come into effect, and number of wild animals here is on____increase now.
A.the; the B.a; the C.the; / D.a; /
近日，全国都在提倡垃圾分类，你所在的学校也积极响应。假设你叫李津，作为学生会主席，需要你向全体同学发表一篇演讲，内容包括：
1. 垃圾分类的意义
2. 在学校如何进行垃圾分类（如将可回收垃圾单独收集）
3. 希望大家积极参与
请你根据以上提示，增加细节，写一篇不少于100词的演讲稿。
注意：
1. 文章的开头已经给出
2. 参考词汇：垃圾分类rubbish classification
My fellow students:
I’m Li Jin, chairman of the Students’ Union.
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