We _______(not have)air conditioners in our old house,becaus

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We _______(not have)air conditioners in our old house,because we ______(save) energy.

don't have.are saving,前者表示没有,后者save去e加ing表示正在进行时
再问：为什么要用现在进行时。
再答： 1.进行时表示持续的状态，并不是我们现在在节能的意思，是我们一直在节能！2，可以根据应试分析，如果表示我们将要，需要用want to save ，如果只能填save 的词，就只有saving了呵呵，更加不可能是我们以前在节能，

We _______(not have)air conditioners in our old house,becaus 1.Air conditioners best in summer We have some great_____(特色菜)in our dumpling house. house/our/we/in/are/. we fall down from air ,but our nativeplace is not in the sky air-conditioners是什么意思英语翻译1.The air pollution in our city is terrible,but we have I have some plants.（改为一般疑问句） We have a big TV in our house.（ We do not allow smoking in our house.变被动语态 We have a big TV set in our house.改为否定句 We have a big TV in our house改为否定句 We have a big TV in our house.（改为一般疑问句,并作否定回答）