牛津版上海版八年級下冊unit3electricitymorepractice課件(更新版)
【正文】 ___________________________________________ We must use fewer lights. We must turn off the fan when we are not in the room. ____________________________________________________________________ ____________________________________________________________________ We must not keep water boiling for a long time. We must close the fridge door. ____________________________________________________________________ ____________________________________________________________________ We must turn off all the lights before we leave the house. We must close the windows when the air conditioner is on. B The following pictures show that the people in the pictures have done something wrong. Discuss and point them out.
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