It is hoped that there will be ____ time in the future when ____ man can defeat cancer.
A.a; the | B.a; 不填 | C.不填; the | D.不填; 不填 |
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It is hoped that there will be ____ time in the future when ____ man can defeat cancer.
A.a; the | B.a; 不填 | C.不填; the | D.不填; 不填 |