業精於勤，事立於豫

41. He feels a deep sense of duty toward his parents. (他深感雙親的深恩。)

更正：obligation

[NOTE] 意指“ the fact or condition of being grateful or indebted to another for something received" 時,須使用obligation.

例句：It's the duty of parents to care for their children properly. (照料小孩是父母親的義務。)

42. We bought ten cases of cigarettes and five cigars. (我們買了十條香煙和五支雪茄。)

更正：packs

[NOTE] case的意思是" a box or containerm ade to hold or cover something” ,

pack是“ a package containing a certain number of similar things"。

43. He spent the majority of his savings on her. (他把大部分的儲蓄花在她身上。)

更正：larger part / greater part

[NOTE]表示量或質，不可用majority。

44. Streets and parks were filled with persons. (街道和公園裏到處是人潮。)

更正：people

[NOTE] 因persons是指少數人們或特定類別的人們。

people常指大群人們或不特定數的人們。

45. Can't you feel pitiful for these helpless animals? (你不能愛憐這些無助的動物嗎?)

更正：pity

[NOTE]「憐憫 」是“ feel pity for"，使用名詞pity

46. Can I play some of your phonograph records? (我可以放幾張唱片聽聽嗎?)

更正：phonograph records / records

[NOTE] phonograph records 是使用於通俗語法中,無誤用之嫌;在文章裏,這類用字可能稍嫌redundant 。

47. Professor Miller's book is not on drama but on poems. (密勒教授寫的書不是劇本,是詩集。)

更正：poetry

[NOTE] poetry 的意思是" the form of literature dealing with poems” ,

poem " one piece of poetry"。

48. Two police are protecting us. (兩位警員保護著我們。)

更正：policemen

[Note] police通常指一集合體,

例句:The police were checking all the cars entering the city.

policeman使用於底下的句子. Two policemen were searching the building.

49. The  cost of fond went down in May. (五月裏食物的價格下跌。)

更正：The oost of food / Food prices / The priee of food

[NOTE] cost是指購買物品、或支付勞力的金額。

price是指物品所値的價錢、或賣方標售的價格。

本句的 "The cost of food" 在語法上可視爲正確。

50. My mother is the school chief. (母親是該校的校長。)

更正：principal

[NOTE] 學校校長是 "principal"