除法律明确规定禁止买卖股票的投资者外,凡持有证券交所股票账户的个人和机构都可以进行买卖股票。
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当事人超越经营范围订立的合同,除违反国家限制经营、特许经营以及法律、行政法规禁止经营规定的以外,该合同有效。 ()
A. 正确
B. 错误
To search for any information needed on tomorrow's Web, one only has to
A. wade through screen after screen of extraneous data.
B. ask the Web to dispatch some messengers to his door.
C. use smart software programs called "agents".
D. explore Web sites by the thousands and pick out what's relevant.
第二节
听下面5段对话或独白。每段对话或独白后有几道小题,从题中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应位置。听每段对话或独白前,你将有5秒钟的时间阅读各个小题;听完后,各小题将给出5秒钟的作答时间。每段对话或独白读两遍。
听力原文:M: Hey, Mary, let's go to a movie. You've been working on these bills for hours now.
W: It's impossible.
M: Why?
W: We can't afford to go out. Look at the bills yourself. Everything I say goes in one ear and out to other.
M: All right. I've been trying to cut down our expenses lately. I've been turning off the lights when I leave the room. I've been keeping track of all of our phone bills ....
What does the man want to do ?
A. Have his hair cut.
B. Go to the cinema.
C. Go to work.
We may conclude from the text that
A. human cloning will not succeed unless the technique is more efficient.
B. scientists are optimistic about cloning technique.
C. many people are against the idea of human cloning.
D. cloned animals are more favored by owners even if they are weaker.