词汇分类记忆 — 英语选择题

请把词汇按类别配成四组，每组中的两个词属于同一类。哪一项配对全部正确？A. tiger—rabbit；bread—rice；bus—train；library—park B. tiger—bread；rabbit—rice；bus—train；library—park C. tiger—rabbit；bread—bus；rice—train；library—park D. tiger—rabbit；bread—rice；bus—library；train—park