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布置学生调查家里去年的用电量(千瓦时)和石油气消耗量(兆焦)。
Ask students to research their home electricity consumption (in kWh) and gas consumption (in MJ) of last year.
youdao
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布置学生调查家里去年的用电量(千瓦时)和石油气消耗量(兆焦)。
Ask students to research their home electricity consumption (in kWh) and gas consumption (in MJ) of last year.
youdao