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题目内容
（东北林业大学大学英语）
There can be no doubt ( )it was Keats that-composed the poems recited at the English evening.(本题3.5分)
A、 who
B、 that
C、 as to
D、 about whom
A、 who
B、 that
C、 as to
D、 about whom
参考答案