Three-quarters of the land _____covered with green grass .while the rest _____covered with pine tree...
2022-09-12 16:12:15 141次 对口高考英语综合练习题（三） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Three-quarters of the land _____covered with green grass .while the rest _____covered with pine trees.
A. is, is B. is, are
C. are, is D. are, are
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