排序题解题方法 — 英语词汇题

将下列句子排成连贯语段（写字母顺序即可）：(A) This change, however, raised staff costs. (B) To cover those costs, it introduced a booking system. (C) Students had long complained about limited opening times. (D) Yet many students now find the system inconvenient. (E) The library therefore extended its weekend hours.