With the dawn of space exploration, the notion that atmospheric conditions on Earth may be
unique in the solar system was strengthened.

"What I've got to say to you now is strictly off the record and most certainly not for
publication," said the government official to the reporter.
A. beside the point B. not recorded C. not popular D. not yet official

56: I think the medicine is beginning to wear off.
A. stop being effective B. take effect
C. be put in a bottle D. be swallowed

Many scientists agree that global warming poses great threats to all species on Earth.
A. risks B. annoyances C. fears D. irritations

E-cash cards are the main means of all transactions in a cashless society.
A. cash-starved B. cash-strapped C. cash-in-hand D. cash-free

The works of such men as the English philosophers John Locke and Thomas Hobbes
helped pave the way for academic freedom in the modern sense.
A. terminate B. prevent C. initiate D. lighten

Let's wait here for her; I'm sure she'll turn up before long.
A. return B. arrive C. visit D. enter

The air conditioner Mary has just bought is very hard to use.
A. boring B. difficult C. simple D. easy

Have you ever read about a famous general in Chinese history who was very incredulous?
A. unimaginable B. excellent C. incredible D. skeptical

His patents completely believe in him. He can do things at random.
A. at stake B. at will C. at once D. at hand