Ⅰ.从三个选项中选择最佳答案
1．Which is not the reason why people take drugs according to the passage？Because .
A．they are curious about the drugs
B．they want to rebel against their families or society by taking drugs
C．they want to be accepted by all their friends
2．What is the common feature of the three main classes of drugs?
A．They can make people in high spirits.
B．They are all addictive，physically and psychologically.
C．They can decrease the heart rate.
3．Which of the following statements is true?
A．It is said that people take drugs for the same reason.
B．Downers can increase the heart rate.
C．Drug users need support groups.
【答案】 1.C 2.B 3.C
