填空题Directions: In this section, you will hear a passage three
times. When the passage is read for the first time, you should listen carefully
for its general idea. When the passage is read for the second time, you are
required to fill in the blanks with the exact words you have just heard.
Finally, when the passage is read for the third time, you should check what you
have written. Drugs have been a part of the
American story since the very first day Columbus landed in the New World. The
Taino Indians {{U}} {{U}} 1 {{/U}} {{/U}}Columbus with a gift of
tobacco, which would go on to become one of the most important drugs in our
history. And if drugs have existed since the beginning, so have drug problems.
And so {{U}} {{U}} 2 {{/U}} {{/U}}solve those" drug
problems. Since the 19th century when Americans first
discovered new {{U}} {{U}} 3 {{/U}} {{/U}}drugs like heroin and
cocaine, the whole society has confronted the problem of drug abuse and
addiction. When the 20th century began, the United
States—struggling with its first drug {{U}} {{U}} 4 {{/U}}
{{/U}}—gradually set up effective restrictions: at home through domestic law
{{U}} {{U}} 5 {{/U}} {{/U}}and overseas by starting a world
movement to limit opium (鸦片) and coca crops. By World War Ⅱ, American drug use
had become so rare that it {{U}} {{U}} 6 {{/U}} {{/U}}a social
problem. The first epidemic was forgotten. During the 1960s,
drugs like marijuana (大麻) and psychedelics (迷幻药) {{U}} {{U}} 7
{{/U}} {{/U}}, and a new generation embraced drugs. With the drug culture
exploding, the government developed new laws and agencies to address the
problem. In 1973, the US Drug Enforcement Administration was created to enforce
federal drug laws. In the 1970s, cocaine reappeared. Then, a decade later, crack
appeared, spreading {{U}} {{U}} 8 {{/U}} {{/U}}and violence at
epidemic levels. Today, the DEA's biggest challenge is the
{{U}} {{U}} 9 {{/U}} {{/U}}change in organised crime. While
local criminals once controlled drug {{U}} {{U}} 10 {{/U}}
{{/U}}on US soil, today foreign criminal groups control the drug trade in
America.