[单项选择]

Efforts to educate people about the risks of subs lance abuse seem to deter some people from using -dangerous substances, if such efforts are realistic about what is genuinely dangerous and what is not. Observed declines in the use of such drugs as LSD, PCP, and Quaaludes since the early 1970’s are probably related to increased awareness of the risks of their use, and some of this- awareness was the result of warnings about these drugs in "underground" papers read by drug users. Such sources are influential, because they do not give a simple "all drugs are terrible for you" message. Drug users know there are big variations in danger among drugs and antidrug education that ignores or denies this is likely to be ridiculed. This is illustrated by the popularity among young marijuana users of Reefer Madness, a widely unrealistic propaganda film against marijuana made in the 1930s. This film made the rounds of college campuses in the 1970s and joined rock-mus
A. effectively deterred marijuana use
B. was rejected by young marijuana use
C. did not picture the danger of marijuana realistically
D. was welcomed by marijuana users because it told them how to gel high

[单项选择]

Efforts to educate people about the risks of subs lance abuse seem to deter some people from using -dangerous substances, if such efforts are realistic about what is genuinely dangerous and what is not. Observed declines in the use of such drugs as LSD, PCP, and Quaaludes since the early 1970’s are probably related to increased awareness of the risks of their use, and some of this- awareness was the result of warnings about these drugs in "underground" papers read by drug users. Such sources are influential, because they do not give a simple "all drugs are terrible for you" message. Drug users know there are big variations in danger among drugs and antidrug education that ignores or denies this is likely to be ridiculed. This is illustrated by the popularity among young marijuana users of Reefer Madness, a widely unrealistic propaganda film against marijuana made in the 1930s. This film made the rounds of college campuses in the 1970s and joined rock-mus
A. has made all people see the danger of drugs
B. has succeeded in dissuading people from using drugs
C. has been effective only to a certain degree
D. has proved to be a total failure

[单项选择]Efforts to educate people about the risks of substance abuse seem to deter some people from using dangerous substances, if such efforts are realistic about what is genuinely dangerous and what is not. Observed declines in the use of such drugs as LSD, PCP, and Quaaludes since the early 1970s are probably related to increased awareness of the risks of their use, and some of this awareness was the result of warnings about these drugs in "underground" papers read by drug users. Such sources are influential, because they do not give a simple "all drugs are terrible for you" message. Drug users know there are big variations in danger among drugs and antidrug education that ignores or denies this is likely to be ridiculed. This is illustrated by the popularity among young marijuana users of Reefer Madness, a widely unrealistic propaganda, film against marijuana made in the 1930s. This film made the rounds of college campuses in the 1970s and joined rock-music videos on cable television’s MTV
A. has made all people see the danger of drugs
B. has succeeded in dissuading people from using drugs
C. has been effective only to a certain degree
D. has proved to be a total failure

[简答题]Discuss with your partner about investment risks. · Default risk: The borrower will simply not repay the loan. · Purchasing-power risk: Due to unexpected high inflation rate · Market risk: The market value of a security will fall.

[多项选择]Below are some opinions of people about whether firecrackers should be banned or not. Look at the outline below and write an essay of about 120 words on the topic Should Firecrackers be Banned
1. Some people believe that it is a good idea to let off firecrackers.
2. Other people think that firecrackers should be banned.
3. In my opinion, firecrackers should be banned.

[多项选择]What do people feel about anthropology
A. Useful.
B. Difficult.
C. Entertaining.
D. Fascinatin

[单项选择]What are these people complaining about
A. The noise in the room.
B. The heat inside.
C. The long working hours.
D. The crowded room.