________ are natural and in fact debate and discussion should be encouraged. A. Discoveries B. Diffi...
2022-08-20 21:05:32 181次 黑龙江省哈尔滨市2018-2019学年高二下学期期中考试英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
________ are natural and in fact debate and discussion should be encouraged.
A. Discoveries B. Difficulties
C. Disappointments D. Disagreements
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