填空题

A. launching B. alcohol C. logical D. positive
E. Nearly F. protect G. barely H) threat
I) charge J) illegal K) means L) differs
M) access N) negative O) severely
Since I took office I’ve done everything in my power to (47) our children from harm. We’ve worked to make their streets and their schools safer, to give them something (48) to do after school and before their parents get home. We’ve worked to teach our children that drugs are dangerous, (49) and wrong.
Today, I want to talk to you about the historic opportunity we now have to protect our nation’s children from an even more deadly (50) : smoking. Smoking kills more people every day than AIDS, (51) , car accidents, murders, suicides, drugs and fires combined. (52) 90 percent of those smokers lit their first cigarette before they turned 18. Consider this: 3,000 children start to smoke every day illegally, and 1,000 of them will die sooner because of it.
This is a national tragedy that every American should be honor-bound to help prevent. For more than five years we’ve stop our children from smoking before they start, (53) a national campaign to educate them about the dangers of smoking, to reduce their (54) to tobacco products, and to (55) restrict tobacco companies from advertising to young people. If we do these, we’ll cut teen smoking by almost half over the next five years. That (56) if we act now, we have it in our power to stop 3 million children from smoking— and to save a million lives as a result.