在2012年12月的全国大学英语四级测验中，考生需要完成听力、阅读、写做和翻译四个部门。以下是该次测验的部门实题及谜底：
听力
听力部门共分为四个部门，包罗短对话、长对话、听力篇章和听写。以下是部门考题及谜底：
1. 短对话：
Q: What does the man mean?
A: He can't lend the woman his book.
2. 长对话：
Q: What is the woman's attitude towards the new computer program?
A: She thinks it's too complicated to use.
3. 听力篇章：
Q: What is the speaker talking about?
A: The history of the Great Wall.
4. 听写：
The most important thing in learning a foreign language is to practice speaking it as often as possible.
阅读阅读部门共分为三个篇章，包罗长篇阅读、短篇阅读和英译汉。以下是部门考题及谜底：
1. 长篇阅读：
According to the passage, what is the main reason why people choose to study abroad?
A: To gain a better understanding of another culture.
2. 短篇阅读：
What does the passage say about the benefits of drinking green tea?
A: It can help reduce the risk of heart disease.
3. 英译汉：
The Internet has revolutionized the way people communicate and do business.
互联网已经彻底改动了人们交换和做生意的体例。
写做写做部门要求考生按照所给提醒或图表，完成一篇短文。以下是部门考题及谜底：
Directions: For this part, you are allowed 30 minutes to write a short essay on the topic of Online Shopping. You should write at least 120 words following the outline given below:
1. 网购的长处和缺点
2. 你对网购的观点
Online Shopping
Online shopping has become increasingly popular in recent years. It has both advantages and disadvantages.
On the one hand, online shopping is convenient and time-saving. People can shop at any time and any place as long as they have access to the Internet. They can also compare prices and products easily, which helps them make the best choice. On the other hand, online shopping has its drawbacks. For example, people may receive products that are different from what they expected or even fake ones. They also have to pay extra money for delivery.
Personally, I think online shopping is a good way to save time and money. However, we should be cautious and choose reliable websites to avoid being cheated.
翻译翻译部门要求考生将所给英文句子翻译成中文。以下是部门考题及谜底：
1. The more you read, the more you know.
阅读越多，常识越广。
2. The teacher asked us to finish the task within half an hour.
教师要求我们在半小时内完成使命。
以上是2012年12月四级测验的部门实题及谜底，希望对各人备考有所帮忙。