题目内容

Which of the following is suggested by computer experts？
[ A] Don ' t rush to open any e-mail attachment.
[ B ] Never open any e-mail attachment.
[ C] It ' s always safe to open an e-mail attachment from a friend.
[ D] Whenever you receive an e-mail, you should make a call to make sure whom it comes from.

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According to the passage, which of the following is NOT used in health spas？
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[A] reduce
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