has provided start­up__10__for scientific discoveries，such as "Tumor Paint"，which illuminates (照亮) cancer cells__11__doctors can remove them more easily.I am very__12__to have had the chance to __13__the research on this life­saving technology.

　　My experience has taught me that with__14__and dedication，it is possible to make a__15__in the world.The determination that Pink Polka Dots raised in me has__16__ all aspects of my life，making me a(n)__17__debater and a dedicated volunteer.

　　As PPD's impact__18__，it's hard to decide which is more delightful-knowing how many cancer patients'lives will__19__because of my work，or imagining how proud Sydney would be.But I'm__20__about one thing-I will continue with my work.

　　语篇理解　作者儿时的朋友患癌症死去，悲痛之余作者决心筹集善款，资助脑癌研究。

　　1．A.treatment B．movement

　　C．contribution D．conclusion

　　解析：　从后面的Sydney died at the age of 11可知Sydney对接受的治疗没有良性反应。

　　答案：　A

　　2．A.creative B．attractive

　　C．alternative D．negative

　　解析：　从前面的I felt extremely sad and discouraged可知作者要把负面的情绪转变为积极的行动。

　　答案：　D

　　3．A.problem B．goal

　　C．discovery D．doubt

　　解析：　从后文的描述可知募资以资助脑癌研究是作者创办Pink Polka Dots Guild的目的。

　　答案：　B

　　4．A.observed B．described

　　C．expected D．held

　　解析：　Pink Polka Dots Guild应该是通过举办一些活动来筹集善款。

　　答案：　D

　　5．A.collected B．cost

　　C．took D．borrowed

　　解析：　从后面的and our most recent event，the fifth golf contest，brought in over $73,000可知此处是列举两次活动募集到的钱。

　　答案：　A

6．A.annoyed B．surprised