只有CRH380B型动车组的钥匙开关处于()的位置时，才可从钥匙开关上取出钥匙。
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Messages considered to be spam are related to the following EXCEPT
A. blue font.
B. no return address.
C. excessive capitalization.
D. obscene content.
What causes Amber to pursue her acting career？
A. Desire plus talents.
B. Desire plus family background.
C. Fame plus desire.
D. Music plus talents.
Software programs "spiders" are used to
A. gather e-mail addresses for companies such as Yahoo and Hotmail.
B. leave e-mail addresses on the message board for third parties.
C. create a new e-mail account.
D. search for e-mails addresses.
To reduce spam mails, which of the following is NOT suggested by David？
A. Be aware of where you leave your e-mail address.
Be aware of whom you give your e-mail address.
C. Use different address for work email and home email.
D. Ignore the websites which will expose your e-mail address.
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