[A-F]

accident n.                               事故,意外的事

adventure n.                              冒险; 奇遇

advertisement n.                          广告

ambulance n.                              救护车

anxious a.                                忧虑的,焦急的

appearance n.                             出现,露面;容貌

appointment n.                            约会

appreciate v.                             欣赏; 感激

audience n.                               观众,听众

average a.                                平均的;普通的 n. 平均数

baggage n.                                行李

bamboo n.                                 竹

beard n.                                 （下巴上的）胡须