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    --- Was it in 1969 the American astronaut succeeded landing on the moon? --- Quite right. A. when; on B. that ; on C. when; in D. that; in 【查看更多】

     

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    ―Was it in 1969 ______ the American astronaut succeeded _______ landing on the moon?

    ―Quite right.（ ）

    A. when; on　　 B. that; on　 　C. when; in　　 D. that; in

     

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