Women in poor countries are much more likely dying in childbirth or pregnancy than women in rich countries because of_____（）
A. botched procedures of abortion in poor countries
B. inequalities of development between rich and poor countries
C. ignorance of and little emphasis on the maternal health in poor countries
D. strict abortion laws in poor countries
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The fact that the abortion rate in Africa and Asia in 2003 is almost identical to that in Europe implies that the abortion rate_____（）
A. has nothing to do with a country’s national wealt
B. has nothing to do with a country’s restricting measures on abortion
C. cannot be lowered through the legal measures
D. can be controlled by the implement of tightened abortion laws
从特权模式进入全局配置模式，以下（）是正确的命令
A. configure-terminal
B. configure t
C. conf terminal
D. configure terminal
E. co terminal
F. c t
同时配置了enable password和enable secret密码，以下（）密码有效
A. enable password有效
B. enable secret有效
C. 两种密码都有效
D. 两种密码都无效
Which of the followings is true according to the principles of the writing of invitation letter（）
An informal invitation letter can be written either in the first person or in the third person
B. Contents of an invitation letter should always include the purpose of the invitation, the place and the time of the event
C. The tone of formal invitation letter tends to be oral, conversational, and friendly
D. In invitation letter, it must be avoided to use the abbreviation form such as “I’m”, “I’ve”, “We’re”, “You’re”, etc
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