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It is said that colds are not caused by bad weather.Colds are caused by viruses(病毒) in the body, and you are better out on a snowy day than you are in a warm room. If you feel a chill(打冷戰(zhàn)), you are already sick. The chill is an early sign of the cold.

The cold virus can spread (傳播) though air when a cold-sufferer(感冒患者) coughs or sneeses(打噴嚏). Surprisingly, this is not the most usual way of spreading. Many students have shown that most colds are “caught”  by hands. For example, a cold-sufferer touches his / here nose, spresding the virus to his / her hand. Then a friend comes to visit him / her. They shake hands. The friend then gets something to eat by hands, and several days later the friend might catch a cold.

Cold viruses can be spread by objects, such as telephones and plates. The cold-sufferer as well as other members of the house will stop the viruses from spreading by washing their hands often.

Information card

Colds

are not caused by bad weather, but by 1____________ in the body.

Most colds

are “caught” by 2__________.

The cold virus

can spread through air when a cold-sufferer 3___________ or sneezes; can also be spread by 4___________, such as telephone and plates.

 5_____________

is a way to keep us from catching colds.

vieuses    hands    coughs    subjects    Washinghands

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