41. in a word，in words in a word總之，一句話，in words口頭上In a word，you are right.

42. in place of，in the place of in place of代替，in the place of在…地方A new building is built in the place of the old one.

43. in secret，in the secret in secret秘密地，暗自地，偷偷地，一般用作狀語；in the secret知道內(nèi)情，知道秘密，一般用作表語My mother was in the secret from the beginning.

44. a girl，one girl a girl可泛指所有女孩，one girl一個女孩Can one girl carry such a big box？

45. take a chair，take the chair take a chair相當于sit down坐下，take the chair開始開會

46. go to sea，by sea，by the sea go to sea當海員，出航，by sea乘船，由海路，by the sea在海邊go by sea

47. the doctor and teacher，the doctor and the teacher the doctor and teacher指一個人，既是醫(yī)生又是老師，the doctor and the teacher兩個人，一個醫(yī)生和一個老師the doctor and teacher is

48. in office，in the office in office在職的，in the office在辦公室里He is in office，not out of office.

49. in bed，on the bed in bed臥在床上，on the bed在床上The book is on the bed. He is ill in bed.

50. in charge of，in the charge of in charge of管理，負責照料，in the charge of由……照料He is in charge of the matter. The matter is in the charge of her.

51. in class，in the class in class在課上，in the class在班級里He is the best student in the class.

52. on fire，on the fire on fire著火，on the fire在火上Put the food on the fire. The house is on fire.

53. out of question，out of the question out of question毫無疑問的，out of the question不可能的

54. a second，the second a second又一，再一，the second第……He won the second prize.

55. by day，by the day by day白天，by the day按天計算The workers are paid by the day.

56. the people，a people the people指人，a people指民族The Chinese is a peace-loving people.

57. it，one it同一物體，one同類不同一I lost my pen. I have to buy a new one.

58. that，this that指代上文所提到的，this導出下文所要說的I was ill. That's why...

59. none，nothing，no one none強調(diào)有多少，nothing，no one強調(diào)有沒有，nothing 指物，no one指人——How many…/How much…？None.

60. anyone，any one anyone指人，不能接of，any one指人物均可，可接of any one of you