课时作业30
ⅰ.阅读理解
ep portable heater
(2013•
北京卷)we all know that the cost of heating our homes will continue to be a significant burden on the family budget.now millions of people are saving on their heating bills with the ep portable heater.with over one million satisfied customers around the world，the new ep heats better and faster，saves more on heating bills，an
