Seeing blood in a horror movie might make you cover your eyes，but real blood isn't scary at all．（1）　　 That's why blood donors are considered lifesavers．

    Blood donors are those giving blood﹣usually about 200ml at a time﹣to blood banks or blood donation（捐赠）centers．（2）　　 For example，someone may have lost blood in accidents，or have a serious illness that requires his blood to be replaced．Hospitals and blood banks store the blood and try to keep enough on hand．

    （3）　　 Medical workers ask donors several questions to make sure the blood is safe to use．Then the donors relax，often reading a magazine or talking as their blood is drawn．Afterward，the donors may receive some juice or water and maybe fruit to give them energy．The process is simple，not scary．（4）　　．

    To give blood，a person must be at least 18 years old and must meet certain other requirements．Students of all ages，though，can learn more about the donation process by visiting a local blood donation center．（5）　　 It is also an easy way to help a community．

A．Donating blood is not difficult． B．Then the blood can be used for people in need． C．In fact，blood is the gift of life and keeps us alive． D．Donating blood is not only one of the easiest ways to save lives． E．Most people are able to donate blood again in several months if they wish．

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