2014
高考英语阅读理解基础练习精品题（36）及答案 《
山东省莱芜市凤城高中2013届质量检测》a some trees can survive a long time without water. think of trees that grow in the desert. but other trees may need more moisture (水分)than they can get from rainfall or from the air . trees and other plants can look thirsty. leaves can become weak and hang downward. they can also turn yellow. yellowing can be a sign o
