1 朗文词典 2000 基础词汇 A ability about above abroad absence absent accept acceptable accident accordance according account ache acid across act action active activity actor actress actual add addition address adjective admiration admire admit admittance adult advance advantage adventure adverb advertise advertisement advice advise affair afford afraid after afternoon afterwards again against age ago agree agreement ahead aim air aircraft airforce airport alcohol alike alive all allow almost alone along aloud alphabet already also although altogether always among amount amuse amusement amusing an ancient and anger angle angry animal ankle annoy annoyance another answer ant anxiety anxious any anyhow anyone anything anywhere apart apparatus appear appearance apple appoint approval approve arch are