题目内容
（请给出正确答案）
A．There have been three major changes in TV technology since 1927.
B．Basic TV technology nowadays is quite different from that of the first TV set.
C．Digital TV sets incorporate computer technology.
D．Digital TV technology originated in the U. S.
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更多“A．There have been three major …”相关的问题
A．There are a wide range of cases.
B．They are very destructive.
C．There has been a rise in such crimes.
D．They have aroused fear among the residents.
A．There has been definite progress in employment.
B．They have entered preciously male dominated occupations.
C．Their employment have not been matched by their remuneration.
D．They share equal total work load with men.
From the third paragraph, we can know that ______.
A．there has not been a true humanlike robot yet
B．computers in the robots are expensive
C．robots may do what they are told
D．robots have been designed to work independently
From the third paragraph, we can know that______.
A．there has not been a true humanlike robot yet
B．computers in the robots are expensive
C．robots may do what they are told
D．robots have been designed to work independently
Which of the following statements is true according to the passage？
A．There has been a widespread boom in the Internet industry.
B．The terrorists run the violence-oriented websites to agitate America.
C．The Internet contents are getting more and more sick and sensational.
D．The violence website owners have a sense of guilt for their business.
A．there are now fewer children in the family
B．the number of traffic accidents has been increasing
C．their fear is amplified by media exposure of crime
D．crime rates have been on the rise over the years
A．there are now fewer children in the family
B．the number of traffic accidents has been increasing
C．their fear is amplified by media exposure of crime
D．crime rates have been on the rise over the years
A.Were there
B.If there are
C.If there have been
M: Yes. But I haven't been able to get the ticket yet. Since the lecture is open to the public, I imagine that the tickets may have already been sold out.
Q: What is the man worried about？
(15)
A．There won't be enough seats for everybody.
B．The speaker won't show up.
C．The seminar won't be open to the public.
D．The tickets may have been sold out.
Which of the following statements is true according to Peter Watson in this passage？
A．There have been no innovations at all in the fifty years since 1950.
B．Most scientific research is only continuation of the previous studies since 1950.
C．The advanced technologies are only small things that have not changed the way we think.
D．We actually haven' t made any progress in the past 50 years because of fewer innovations.
