[单项选择]（）elephants are different from wild elephants in many aspects, including their tempers.
A. Cultivated
B. Regulated
C. Civil
D. Tame

[单项选择]______ elephants are different from wild elephants in many aspects, including their tempers.
A. Cultivated
B. Regulated
C. Civil
D. Tame

[单项选择]
Most people think of zoos as safe places for animals, where struggles such as difficulty finding food and avoiding predators don’t exist. Without such problems, animals in zoos should live to a ripe old age.
But matter may not be true for the largest land animals on Earth. Scientists have known that elephants in zoos often suffer from poor health. They develop diseases, joint problems and behavior changes. Sometimes, they even become infertile or unable to have babies.
To learn more about how captivity affects elephants, a team of international scientists compared the life spans of female elephants born in zoos with female elephants living outdoors in their native lands. Zoos keep detailed records of all the animals in their care, documenting factors such as birth dates, illnesses, weight and death. These records made it possible for the researchers to analyze 40 years of data on 800 African and A
A. have difficulty eating food
B. live to a ripe old age
C. are not afraid of predator
D. develop health problems

[单项选择]What makes Dell different from IBM
A. It has the R&D to be responsible for technology.
B. It has its own sales channels.
C. It combines technology with marketin

[填空题]University students are different from middle school students in that they try to learn by themselves.
A. A．大学生不同于中学生在于他们努力独立学习。
B．大学生不同于中学生在于他们努力靠自己学习。
C．大学生与中学生不同，因为他们努力靠自己学习。
D．大学生与中学生不同，因为他们尝试学习依靠自己。

[单项选择]

Brains are different from computers, but the analogy can be helpful. Like the PC on your desk, your mind is equipped with two basic types of memory: "working memory" for juggling information in the present moment, and "long-term memory" for storing it over extended periods. Contrary to popular wisdom, our brains don’t record everything that happens to us and then bury it until a hypnotist or a therapist helps us dredge it up. Most of what we perceive hovers briefly in working memory, a mental play space akin to a computer’s RAM, then simply evaporates. Working memory enables you to perform simple calculations in your head or retain phone numbers long enough to dial them. And like RAM, it lets you analyze and invent things without creating a lasting record.
Long-term memory acts more like a hard drive, physically recording past experiences in the brain region known as cerebral cor
A. processing information and recording information.
B. calculation and confirming the calculations.
C. storing information and performing calculations.
D. storing information and processing the storage.

[单项选择]Pragmatics is different from other linguistic branches because ______ get involved in it.
A. listeners
B. speakers
C. followers
D. grammars