40. luck　 运气　　　 try one's luck　　　　 Wish you good wish.　　　

　 My wish is in/out.　　　 我的运气来/走了。

39. lower　 放下，放低　 lower our expenses　 减低开支 lower the quality of life 降低生活质量

　　　　　　　　 　lower one’s voices　

38. be in low /high spirits

37. find the car lost/missing/gone

36. loss　 损失　 at a loss of 以…损失　　 at a loss 茫然不知所措 　I am at a loss for words.

　 cause heavy losses　 造成巨大损失　　 share a loss with sb 与…分担损失

35. lose a game ， lose one’s job　 ,　　 lose heart 丧失勇气　　　 lose face 丢脸　　

lose one's temper 发火　　 lose one's way 迷路 = be lost　 be lost in thought　　 陷于沉思中　

34. look　 脸色；表情　 have a look at 看…一眼　　 take on a new look 呈现新面貌　

the look on his face. 脸上的表情　 Don't judge a person by his looks.不能以貌取人。　　　

wear a puzzled look 带迷惑表情　　 be in good looks 气色很好

　　 看；好像；显得 　look ill/tired　 look around/round 东张西望　　 look after = take care of

　　 look at　　 look back 回头看 look back into history　 look down on/upon 看不起

look for 寻找　　 look forward to　　 look into 深入调查　　 look like 看上去像　　　

look on ... as 把…当…看待　　 look out 当心　　　 look through 浏览　

look to 注意；管住；依赖　　 look to sb for sth = ~ to sb to do 指望…去做…　　　　　　

look up 查找　　　 look as if 似乎…好像　　　 look over 察看

33. long　 渴望，　　 long to do　　　 long for　　　 as long as = so long as　

长的. 　no longer = not any longer　　 before long = soon　　 It won't be long before….

32. logical　 符合逻辑的

31. locate　 确定…的地点　　 Can you locate our city on the map ?　

　　 坐落于　 be located　 = be situated　　 My house is located by the river.