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問題詳情：Ireallydon'tknow       ．Helooksunhappy．A．wherewasthepostofficeB．what'stheboy'snameC．whattodealwiththeproblemD．what'sthematterwithhim【回答】D 根據Ireallydon'tknow？再結合選項，可知Ireallydo...