A □a／an與one □a／an與the □a large amount of與a large quantity of □a most+形容詞+名詞與the most+形容詞+名詞 □a(the)threat to與a(the)threat of □able，capable，competent與can □about，around與round □accident與incident □accomplish，complete與finish □accuse與charge □ache與pain □across與across from □across，along與through □adapt與adopt □adjust與adapt □affair，matter，business與event □affect，effect與influence □afterLjbehind □after，in與later □ago與before □agree on，agree to與agree with □alive，live與living □all，whole，entire與total □all but與all…but □all the time與half the time □all together與altogether □allow，admit，permit，let與promise □almost與nearly □alone與lonely □also，too，either與as well □although與though □amaze，astonish與surprise □among與between □amount與number □announce與declare □annoyed at／about,annoyedby與annoyed with □answer，reply與respond □answer for與answer to □anxious與eager □anxious about．anxiousfor，anxiousto do與anxious that □any one與anyone □anything but，all but與nothing but □anything like與like anything □appear，look與seem □apply at，apply for與apply to □appointment與date □appreciate與thank □appropriate for／to，fit for，suitable for／to與suited for／to □area,region，district與zone □argue，quarrel，debate，dispute與discuss …… BCDEFGHIJKLMNOPQRSTUVW