I never doubt ________this English dictionary is of great _________ to me. A. that, helpful B. if, h...
2022-11-04 22:01:05 43次 江苏省附属初级中学2017届九年级12月月考英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
I never doubt ________this English dictionary is of great _________ to me.
A. that, helpful B. if, help C. whether, helpful D. that, help
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