大学英语四级听力练习及参考答案
平时大学的日常，多加练习英语听力，到了四级考试时就不用太过为听力仓促焦急了。下面是本站小编给大家整理的大学英语四级听力练习及参考答案，供大家参阅!
听力真题：
17.
A. The plane is full.
B. The plane is late.
C. The plane has broken down.
D. The flight is canceled.
18.
A. All rooms are taken.
B. Many spare rooms are available.
C. There are only double rooms.
D. There is just a single room.
答案解析：
17.
W: Sorry, sir. The flight is somewhat behind schedule.
M: Thank you. You will tell us as soon as you know something definite,won't you?
Q: What can we learn from the conversation?
正确答案：B
解析：女士说飞机晚点了，故B正确。late即behind schedule的同义表达。
18.
M: I sent a letter to make a reservation for a single room a few days ago.
W: I'm sorry, but your request arrived too late. There are some conferences in town this week and we're full up.
Q: Why couldn't the man book a room as he wished?
正确答案：A
解析：女士回答说，因为这个星期城里有些会议，所以房间都订满了。故A正确。据full up(是订房场景的常用关键词)可作答。
大学英语四级听力真题及参考答案听力真题：
13.
A. Intensive Reading.
B. Extensive Reading.
C. Literature.
D. Listening.
14.
A. The woman goes to a full-time school.
B. The woman has to work to support herself.
C. The woman's classes are not difficult.
D. The woman takes evening courses.
答案解析：
13.
W: Have you bought all the books you need thissemester yet?
M: I've bought a book for listening practice, but thetextbooks for intensive reading and literature weresold out.
Q: Which course has the man got a book for?
正确答案：D
解析：男士说他“买了一本听力书”，可知选项D(听力)正确。听到listening practice便可顺利作答。否则，听到intensive reading and literature，也可以同时排除A、C，两者并列出现不会是正确答案。
14.
M: How do you balance work and study at the same time?
W: My classes are at night and I work during the day.
Q: What do we learn from this conversation?
正确答案：D
解析：女士说她“晚上上课，白天工作”，故D(女士晚上上课)是正确答案。
大学英语四级听力训练及参考答案听力真题：
Section C Compound Dictation
Rod was already an established lab head when hedecided he needed to learn more aboutcrystallography (结晶学). In 1995 he went back toschool at the CSHL on Long Island, New ther with 22 fellow scientists, (36) ______ fromPh.D. students to (37) ______ investigators likehimself, he (38) ______ in a two-week course. Thetraining (39) ______ off: three years later, Rod became the first scientist to use crystallographyto (40) ______ the structure of an ion (离子) (41) ______ . In 2003 he won the Nobel Prize inChemistry for this work.
Rod's experience may not be typical for the scientists (42) ______ in the postgraduate trainingcourses that are (43) ______ by a handful of institutes around the world. (44) _____________________________________________________________ . Courses rangefrom two to six weeks in length and focus on the latest tools and technologies in a specificfield. (45) _______________________________________________________________________ inwell-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 atthe 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 helearnt 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 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：enrolled
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 anystage 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 relatively small, usually about 20 people, providingstudents 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 toget 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 therewas 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 peoplehappy 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。
