公开招标的投标书和报价的评审，是在公开的情况下进行的。 ()
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Which of the following statements about the ways of communicating ideas and feelings mentioned in the passage is FALSE？
A. They can be used to communicate over long distances.
B. They involve use of conventional signs and symbols.
C. They require both a sender and a receiver.
D. They utilize the senses for reception.
Which of the following statements is true？
A. The divorce rate in Britain would reach 50 percent.
B. Some 34 percent of women have cohabited.
C. Over 50 percent of women cohabit before marriage.
D. 13 percent of births were outside formal marriage in Britain.
All of the following are the reasons for less divorce EXCEPT ______.
A. the decrease in the risk factors
B. the rise in cohabitation
C. on sign of reaching the higher divorce rate
D. the lack of housing and employment
Which of the following senses plays the least important role in communication？
A. Touch.
B. Sight.
C. Smell.
D. Hearing.
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