I used to think that roses were ______ red or white, but now I know there are yellow and blue roses....
2022-11-21 01:25:29 99次 2014年四川省“联测促改”活动第二轮测试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
I used to think that roses were ______ red or white, but now I know there are yellow and blue roses.
A.neither B. nor
C. either D. both
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