[单项选择]A medical explanation as to the question why women live longer than men is that _________.

[单项选择] Explanation/Reference： QUESTION 29 You have an Exchange Server 2010 organization named contoso.com.  Your company plans to provide business continuity services for a company named Fabrikam. Fabrikam has an Exchange Server 2007 organization and uses the fabrikam.com SMTP domain. You need to configure your organization to queue and relay all e-mail messages sent to fabrikam.comfrom the Internet.  What should you do？（）
A. Create a new remote domain， and then modify the mail exchange （MX） record for the fabrikam.com public DNS domain.
B. Create a new remote domain， and then modify the mail exchange （MX） records for the contoso.com public DNS domain.
C. Create a new External Relay Accepted Domain， and then modify the mail exchange （MX） records for the contoso.com public DNS domain.
D. Create a new External Relay Accepted Domain， and then modify the mail exchange （MX） records for the fabrikam.com public DNS domain.

[单项选择]One possible reason why women have better memories than men is that______.

[单项选择]One possible mason why women have better memories than men is that______ .

[单项选择]Why do men and women share household tasks
A. Because women play an equal role as men.
B. Because women play a dominant role in the family.
C. Because women have less time to spend on housework.
D. Because men spend more time on housework.

[单项选择]Why was Vesalius criticized by the medical men of his day
A. He openly disagreed with Galen.
B. He carried on his research secretly.
C. He broke a French law.
D. He was impolite to his professors.

[单项选择]The reason why women and blacks play down their visibility is that they ______.

[单项选择]Why does Volvo want to have women designers and engineers

[单项选择]Why do women seem less likely to fall in love with the objects themselves
A. Because they have no visual spatial skills.
B. Because they are only good at language and verbal reasoning.
C. Because they are less likely to see their charming or interesting aspects.
D. Because they rarely use machines such as cars, titles, computers, etc.

[单项选择]The reason why women designers are few is that ______.
A. women are kept at home
B. women prefer to work as assistants of men designers
C. women have been kept out of this profession for long
D. very few women want to be designers

[单项选择]Why is the question of trade union power important in Britain
A. Because its economy is very interdependent.
B. Because unions have been established a long time.
C. Because there are more unions in Britain than elsewhere.
D. Because there are many essential services.

[单项选择]Why did George laugh at Anne's question

[单项选择]In the opinion of the writer, why do women still earn less money than men

[单项选择]Why is the question of "how easily people can get used to working at night" not a mere academic question
A. Because few people like to reverse the cycle of sleep aud wakefulness.
B. Because sleep normally coincides with the hours of darkness.
C. Because people are required to work at night in some fields of industry.
D. Because shift work in industry requires people to change their sleeping habits.