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If we take the advice of the writer of the pas
问题详情
If we take the advice of the writer of the passage, how many basic ingredients do we need to do the household cleaning?请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:seven
seven 解析:文章第三段第一句提到Most of your household cleaning needs can be met with seven…cloudy,ammonia and strong solution ammonia.有7项主要的成份不可缺少。