英语四级听力-短对话 281

 Section C Compound Dictation

Rod was already an established lab head when he decided¹ he needed to learn more about crystallography (结晶学). In 1995 he went back to school at the CSHL on Long Island, New York. Together with 22 fellow scientists, (36) ______ from Ph.D. students to (37) ______ investigators² like himself, he (38) ______ in a two-week course. The training (39) ______ off: three years later, Rod became the first scientist to use crystallography to (40) ______ the structure of an ion (离子) (41) ______ . In 2003 he won the Nobel Prize in Chemistry for this work.

Rod's experience may not be typical for the scientists (42) ______ in the postgraduate³ training courses that are (43) ______ by a handful of institutes around the world. (44) _____________________________________________________________ . Courses range from two to six weeks in length and focus on the latest tools and technologies in a specific field. (45) _______________________________________________________________________ in well-equipped labs between lectures and even conduct their own mini-projects.

"You could really work as much as you liked," says Keech, a 26-year-old protein researcher at the Plant Science Centre in Sweden, who last year attended the two-week course at the CSHL.

"(46) _________________________________________________________________________________ ," adds Keech. He says that he has benefited from the course, and now uses the methods he learnt there in his day-to-day work.

答案解析：

Section C Compound Dictation

36. 答案：ranging

解析：此处需要分词作定语，range from...to在此处表示“包括……和……”。

37. 答案：principal

解析：此处需要形容词作定语，注意与音近词principle区分开。

38. 答案：enrolled⁴

解析：此处的谓语动词要用过去式，表示“入学，参加，成为成员”，注意en和词尾-ed。

39. 答案：paid

解析：此处的谓语动词仍要用过去式，短语pay off在此处表示“成功，有回报”。

40. 答案：resolve

解析：根据空格前面的to可知此处需要动词原形。

41. 答案：channel

解析：此词注意双写n。

42. 答案：participating

解析：此处需要分词作定语，participate in表示“参与”。

43. 答案：offered

解析：根据are和by可知此处需要过去分词表示被动。不要误听成afford和effort。

44. 标准答案：But it shows that scientists can benefit from acquiring new skills at any stage of their career

听音关键：scientists, benefit from, new skills, career

答案重构：But it shows that it will do scientists good if they get new skills in their career

画龙点睛：宾语从句的主谓结构很重要，可以先记录下来，然后补充主句。

45. 标准答案：Classes are kept relatively⁵ small, usually about 20 people, providing students with the opportunity to get hands-on experience

听音关键：Classes, small, 20, opportunity, hands-on experience

答案重构：Classes are usually small with about 20 people, giving students the opportunity to get hands-on experience

画龙点睛：插入语可以用短语代替，动词可以简化。

46. 标准答案：If you wanted to do your own experiments at two in the morning there was no problem finding people happy to help you and machines ready to use

听音关键：experiments, two in the morning, no problem finding people, machines

答案重构：If you wanted to do your own experiments at 2:00 a.m., you'll easily find people happy to help you and machines for you to use

画龙点睛：抓住主从复合句中的主谓宾结构，记住逻辑关系，即使句子再长也不难写对。

1 decided   

adj.决定了的，坚决的；明显的，明确的

参考例句：

• This gave them a decided advantage over their opponents.这使他们比对手具有明显的优势。
• There is a decided difference between British and Chinese way of greeting.英国人和中国人打招呼的方式有很明显的区别。

2 investigators   

n.调查者，审查者( investigator的名词复数 )

参考例句：

• This memo could be the smoking gun that investigators have been looking for. 这份备忘录可能是调查人员一直在寻找的证据。
• The team consisted of six investigators and two secretaries. 这个团队由六个调查人员和两个秘书组成。 来自《简明英汉词典》

3 postgraduate   

adj.大学毕业后的，大学研究院的；n.研究生

参考例句：

• I didn't put down that I had postgraduate degree.我没有写上我有硕士学位。
• After college,Mary hopes to do postgraduate work in law school.大学毕业后， 玛丽想在法学院从事研究工作。

4 enrolled   

adj.入学登记了的v.[亦作enrol]( enroll的过去式和过去分词 )；登记，招收，使入伍（或入会、入学等），参加，成为成员；记入名册；卷起，包起

参考例句：

• They have been studying hard from the moment they enrolled. 从入学时起，他们就一直努力学习。 来自《简明英汉词典》
• He enrolled with an employment agency for a teaching position. 他在职业介绍所登了记以谋求一个教师的职位。 来自《简明英汉词典》

5 relatively   

adv.比较...地，相对地

参考例句：

• The rabbit is a relatively recent introduction in Australia.兔子是相对较新引入澳大利亚的物种。
• The operation was relatively painless.手术相对来说不痛。