任务型阅读 请根据材料内容，完成各题。（共5小题；每小题2分，满分10分）
Want to be a volunteer?
Here is some information about volunteers.
A volunteer is someone who is willing to do something without being paid. The year 2001 was the International Year of the Volunteer. 2005 was the UK Year of the Volunteer.
Some volunteers work for clinical trials(临床试验) or other scientific research. (1)Some are even willing to donate their bodies to medical research after their death.
An online volunteer is a person who spends time and effort with an organization through an online connection. A great number of people round the world are online volunteers. Online volunteers can provide help in many fields. The practice of offering online help goes by other names.
There are many chances for people to donate their services using the Internet. Online volunteers can do a variety of tasks. Anyone can (2)__________ his spare time online (3)_________ some help for people in need as an online volunteer. Are you ready to be an online volunteer?
根据短文内容完成下列各题。
What is a volunteer?
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将(1)句译成汉语。
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在(2)处，(3)处填上适当的词。
(2)____________________ (3)____________________
写出该句的同意句。Help can be provided by online volunteers in many fields.
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找出本文的中心句。
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