1.[单选题]How does Dr.Gabriela Ferreira view the result of Lindson-Hawley's experiment?
A.It is idealized.
B.It is unexpected.
C.It is encouraging.
D.It is misleading.
2.[单选题]The idea of "a marathon" (Line 2, Para.5) illustrates the popular belief that quitting smoking _____.
A.is something few can accomplish
B.needs some practice first
C.requires a lot of patience
D.is a challenge at the beginning
3.[单选题]What happens when people try to quit smoking gradually?
A.They find it even more difficult.
B.They are simply unable to make it.
C.They show fewer withdrawal symptoms
D.They feel much less pain in the process.
4.[单选题]What does Lindson-Hawley say about her mother?
A.She quit smoking with her daughter's help.
B.She succeeded in quitting smoking abruptly.
C.She was also a researcher of tobacco and health.
D.She studied the smoking pattems of adult smokers.
5.[单选题]What kind of support did smokers receive to quit smoking in Lindson-Hawley's study?
A.They were given physical training.
B.They were looked after by physicians.
C.They were encouraged by pshchologists.
D.They were offered nicotine replacements.