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电影中英语语法Samewavelengthsthatareusedtoheatwaterinamicrowaveoven“are”whatwe'remeasuringherewithWMAP.加双引号的are,在此时是不是应该改成is

题目详情
电影中【英语语法】
Same wavelengths that are used to heat water in a microwave oven “are” what we're measuring here with WMAP.
加双引号的are,在此时是不是应该改成 is
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答案和解析
Same wavelengths( that are used to heat water in a microwave oven ) are what we're measuring here with WMAP.
括号里是从句,wavelengths 是主语,谓语用复数没错.