仁爱科普版初中英语八年级上册Reviewof Units 1-2复习训练试题详情
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When you play with your friends, you want to catch the ball. When you play Frisbee(飞盘), you want to catch it, too.1there is one thing you don't want to catch when playing with your friends—a cold! Colds are2by viruses(病毒).3are not fun! After catching a cold you feel sick. You4have a sore throat and a running nose. You may also have a cough and a headache.5colds make your whole body ache.
Most kids catch between six and eight colds every year. That's a lot of sniffles(抽鼻子)! In fact, more people go to the doctor because they have a cold than for any other reason. So,6do you catch a cold? Colds are very contagious(传染的). They can be spread very easily. The virus that causes colds is too7to see. These germs(细菌) can spread8the air. When you breathe in the germs that cause a cold, you may get9. The germs can also be transferred(转移) by touch. When someone with a cold touches something, they leave their germs behind. If a10person touches that same object, the germs are transferred. Then before you know it, that once-healthy person has caught a cold, too!
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