【简答题】A.It is impossible for us to stop heart attacks and many people die for it. B.Advances in medicine help stop many heart attacks and keep people alive. C.Lifestyle. changes have increased the number of...
【单选题】Drug use among teens concerns many people in California. Advocates of the 'Stop Drugs Now' program, which was piloted in public schools in five California counties last year, argue that the program sh...
A.
School programs are far less important than parental messages in influencing a teenager's decision to use drugs.
B.
Drug use among teens in the five counties where the 'Stop Drugs Now' program was piloted has been dropping steadily for over a decade.
C.
Teenagers at the public schools where the 'Stop Drugs Now' program was piloted reported higher average levels of drug use than did teenagers at private schools in the same counties where the program was not piloted.
D.
There is evidence that teenagers who start smoking at an early age are more likely to experiment with illegal drugs than teenagers who do not smoke.
E.
The percentage of teenagers who reported using drugs at the schools where the 'Stop Drugs Now' program was piloted dropped more in the last year than in any other year over the last decade.
【单选题】在1800年代,( )制成了人类历史上最早的电池。
【单选题】What a shame that there are so many people there, but ______ dare stop the crime(违法、犯罪行为).
【单选题】People must______down too many trees. [ ]
B.
be stopped from cutting
【单选题】— People should stop using so many private cars and start using public transport. — ____. The roads are too crowded now. [ ]
【单选题】With so many people ______ in the mine(矿), none of the rescue workers would stop to have a rest.
【单选题】— Look! The people are fighting over there. Let's go to stop them. — Can't you see? Many people are watching. They _____ a movie. [ ]
【单选题】Today the forests have almost gone. People must _____ down too many trees. [ ]
D.
be stopped from cutting