Is this problem --- the teacher explained last week?

学习时间:2026-05-29 02:43:48 阅读：73

Is this problem ___ the teacher explained last week?A whichB thatC the oneD one我选B老师打错！谁能讲的清楚点。我语法不好

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2026-05-29 02:43:48

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C。
换为陈述句看：
this problem is the one the teacher explained last week。
this problem作了explain的宾语,特指the teacher解释的问题,所以是the one。