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山东自考报名-《英语二》自考习题
【概括大意】Our bodies are estimated to be about 60 to 70% water. Blood is mostly water, and our muscles, lungs, and brain all contain a lot of water. Water is needed to regulate body temperature and to provide the means for nutrients （滋养） to travel to all our organs. Water also transports oxygen to our cells, removes waste, and protects our joints and organs.
The main idea of this paragraph is__________.
A、Ounces of Water Needed Per Day
B、Importance of Water
C、Water in Our Body
D、The Function of Water
【正确答案】 B
【答案解析】 通过介绍水在我们身体里的含量、水存在身体的那些部位及水的一些功能来证明水的重要性。因此选择B。
