I knowJohn Lennon but notfamous one.A. × aB. a theC. × the D. the a

问题补充：

I knowJohn Lennon, but notfamous one.

A. ×, a

B. a, the

C. ×, the

D. the, a

答案：

A. ×, a

(答案→)B. a, the

C. ×, the

D. the, a

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