4. This clock strikes the hours, the half-hour and the ________(一刻钟).

3. The thieve _________(争吵) with each other about how to divide the money.

2.He is a man with many good _________(品质).

1.To our sorrow, every year large ____(数量)of waste water are poured into the Yangtze River directly.

73.　 You sometimes hurt yourself by accident, but you don't hurt yourself on _____(故意).

答案：

1~40

passing/ passengers/passage/passers-by/patients/pattern/peace/peacefully/pear/peasant/peoples/

perfect/performed/performances/permitting/permission/personal/persuaded/photos/physical/

physically/physicians/pianos/picnics/pillow/pilots/pioneer/plain/planes/planting/

Plastic/please/ pleasure/Politics/pointing/polite/ population/polluted/ position/possession

41~73

possibly/potatoes/powder/power/political/practicing/precious/preferred/prepared/preparations/present/President/Press/pressure/pretended/pretty/prevent/polluted/proud/

published/prisoners/prison/produce/Professor/progress/predicts/promised/pronounced/

pronunciation/protected/proved/provides/public/punished/pure/purpose

　　　　　　　　　　　　　　　 QUV

72.　 A _________(纯) Negro was looked down upon.

71.　 No one can escape being _________(惩罚).

70.　 Don't spit in _________(公众).

69.　 The library _________(提供) the citizens with various magazines.

68.　 What he said _________(证明) right.