20.Having a brother or sister protects adolescents against negative feelings such as loneliness and guilt, but they also have to learn to ________ and to control their emotions.

51.I think work for a newspaper and reporting from all over the world are really exciting. 

54.Zuffi describes Morandi as one of the most intimate and poetic expressionists of European art in the central decades of the 20th century.

16.I was surprised by her words, which made me recognize ________ silly mistakes I had made.

24.American women usually identify their best friend as someone _______ they can talk frequently.

55.After we paid the oranges we harvested, we headed back home. 

14.（ ）被称为“教育学的雏形”，是人类历史上最早出现专门论述教育问题的著作。

8. The police had difficulty in _______ the fans from rushing on to the stage to take photos with the singer.

三、判断题（10分。正确请选择A，错误请选择B。）46. The study was published in latest issue of the journal Pediatrics.

5.教师的劳动没有严格的交接班时间界限。（ ）

5. Why the explosion occurred was ________ the laboratory attendant had been careless．

43.I took ______ trouble over this job.