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【答案】1.B 2.C 3.A 4.C 5.B
【解析】
1. 由短文中的关键句“It is March 12th. It’s Tree Planting Day.”可知植树节在三月十二日,第十二是the twelfth,也就是the twelfth of March,故选B。
2. 由短文中的关键句“Plants are important to us. They can make food from the air, water and sunlight.”可知种植可以从空气、水和阳光中制造食物,故选C。
3. 由短文中的关键句“Animals and people can get food from plants. Without plants ,life will not go on,”可知生命需要来自种植获得的食物才可以继续,故选A。
4. 由短文中的关键句“Plants make the air clean, They can keep water from flowing away(流失). They can stop wind from blowing up sand and earth.”可知本题选C。
5. 由短文中的关键句“Now more and more people know that plants are important.”可知越来越多的人知道种植的重要性,故选B。