Cordelia is a heroine in Shakespeare’s Hamlet.

The word "hooked" in paragraph 2 most probably means ______.

A．fastened with heroin

B．trying a little bit of heroin

C．used large amount of heroin

D．become dependent on heroin

What does Stephen Schneider say about a heroin addict and methadone？

A．Methadone is an effective way to treat a hard heroin addict.

B．Methadone is not a correct way to treat a heroin addict.

C．Hospitalization together with methadone can work effectively with a heroin addict.

D．Methadone and heroin are equally effective in treating a heroin addict.

海洛因(Heroin)是吗啡的半合成品，化学名称为()。

海洛因(Heroin)化学名称叫二乙酰吗啡，是什么的半合成品,？（）

A.氯胺酮

B.可卡因

C.吗啡

A person who sells heroin to a kid can be ______.

A．fined $ 20000

B．sentenced to 5 to 20 years in prison

C．sentenced to 20 to 40 years in prison

D．sentenced to death

A person who sell heroin to a kid can be ______.

A．fined $ 20,000

B．sentenced to 5 to 20 years in prison

C．sentenced to 20 to 40 years in prison

D．sentenced to death

during the 1980s. Clearly, then, the use of heroin rose in that decade. The authors conclusion is properly drawn if which one of the following is assumed？

A．Those who seek medical care because of heroin use usually do so in the later stages of addiction.

B．Many heroin users visit hospital emergency rooms repeatedly.

C．The number of visits to hospital emergency rooms by heroin users is proportional to the incidence of heroin usage.

D．The methods of using heroin have changed since 1980, and the new methods are less hazardous.

E．Users of heroin identify themselves as such when they come to hospital emergency rooms.