单项选择题

According to the author, the war on drugs is no success story simply because ______.

A．people are addicted to drugs
B．drugs become easier to get
C．much money has been spent with no effect
D．more arrests have been done

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单项选择题

Which of the following issues of interest has NOT been discussed in the passage by the author

A．Internet accessibility.
B．Therapeutic treatment.
C．Communities and discussion.
D．Behavioral healthcare profession.

单项选择题

Which of the following statements is true, according to the passage

A．The author is offering his view on the online services.
B．The author is trying to publicize the website he oversees.
C．The author is writing his summary for professionals only.
D．The author is discussing the issue of continuing education.

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