初级词汇
In the civil computer competition，my college coach obtained the champion.He is not only my teacher but also my companion and colleague now.He likes __1__(collect) classic coins and cycling，and he always wears the __2__(cheap) clothes without collars.As a citizen，he concerns himself with our climate circumstances，never smokes a cigarette，or uses coal，and always chooses the things that can __3__(circulate).He often helps the other people in his community to clean and classify rubbish.Wouldn’t you clap and cheer
for him?
Exercise 1：将蓝色标记的词汇或者短语写出中文意思
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