It was when searching for the lost book whose cover was missing ______ a secret letter addressed to his mother.
A.what he found | B.until he found |
C.that he found | D.he had found |
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It was when searching for the lost book whose cover was missing ______ a secret letter addressed to his mother.
A.what he found | B.until he found |
C.that he found | D.he had found |