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7. ________ of the rivers here have been polluted. A. Two-third B. Two-thirds C. Two-three

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解决时间 2021-11-20 11:48
  • 提问者网友:战魂
  • 2021-11-20 07:13
7. ________ of the rivers here have been polluted. A. Two-third B. Two-thirds C. Two-three
最佳答案
  • 五星知识达人网友:底特律间谍
  • 2021-11-20 08:32
应该是:B (一级教师回:答分子用基数词,分母用序数词,分子大于一时,加s.)
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