Unit 3  Looking good,feeling good
                            能力提升题组训练        (A)
Ⅰ. 阅读理解
                    Waterpebble:saving water one drop at a time
Introduction:
   With Waterpebble,you      can know how much water is being used while you are showering and decrease that
amount so gradually that it      ’ s practically impossible to see.
Aims:
   Waterpebble not only encourages people to use less water but also helps people realize             the importance
of protecting the earth.
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