单选题
专四
2013-01-17
In the last paragraph, the author describes the development of astronomy in order to
A．suggest the potential discovery of celestial bodies by means of neutrino astronomy.
B．illustrate the importance of surprises in making astronomic discoveries.
C．demonstrate the effectiveness of the DUMAND apparatus in detecting neutrinos.
D．name some cosmic phenomena that neutrino astronomy will illuminate.
参考答案
A
答案解析
你可能感兴趣的试题
A．profit opportunities.
B．the market.
C．the investors,
D．profit.
A．the market is not efficient.
B．too many people go for it.
C．the prices are always fluctuating.
D．few people have the clear insights,
A．profit opportunities remain a very brief time.
B．only experts can grasp the profit opportunities.
C．people without insights don't get much profit.
D．anyone who knows the hot tips can gain profit.