Lesson01 A Puma at large逃遁的美洲狮New words and expression生词和短语学习词汇时仅知道汉语语义是不够的，要把单词放在语句中体会其应用学习关键句结构是则要把它放在段落结构或文章里puma n.美洲狮spot v.看出，发现=see,pick out,recognize,.catch sight of强调结果，辨别出，看见，识别，发现--A tall man is easy to spot in the crowd.同意词：-find:强调发现的结果/find out:查出事实真相--discover:做出重大发现/notice:注意到-observe:观察/watch:观察活动中的人或画面Spot n.斑点--There is a white spot on the shirt.on the spot有两个含义：l>立刻，马上(at once,.immediately)--Anyone breaking the rules will be asked to leave on the spot.2>at the place of the action在现场-Wherever she is needed,she is quickly on the spot.Evidence n.证据（不可数名词）Evidentad.明显的，显然的Evidence=proof(.证据)--When the police arrived,he had already destroyed the evidence.in evidence显而易见的--He was in evidence at the party.Accumulate v.积累，积聚（强调积累的过程）--As the evidence accumulates,experts from the zoo felt obliged to investigate.Gather vt.聚集，把某人召集在某处--The teacher gathered his students in the classCollect vt.搜集，采集-Do you collect stamps?Yes,I collect stamps as my hobby.(n.业余爱好)Assemble v.集合，集会/装配--A large number of people assemble on the square.Hoard vt.大量的储存(-hoard up=store up储藏)-The squirrel hoards up nuts for the cold winter(squirrel n.松鼠)(nutn.坚果)amass vt.积聚（主要用于诗歌和文学作品）--The clouds amassed above the hillsOblige v.使.感到必须