Germs are everywhere. You can"t see them, but they are on your desk, on your computer, and even in the air!Like people, germs move around the world.They fly with us on planes. When food, clothes, and other things travel around the world, germs travel, too. Some germs are safe, but some are dangerous. Germs cause illnesses like colds and the flu.Warmer Weather Brings GermsThe world"s weather is changing. Cooler places are getting warmer, so insects from hot places can movethere. Some of these insects, like mosquitoes, carry dangerous germs. These germs cause headaches, fever, and can even kill people.Under Your SkinYour skin protects you from germs. It stops some germs, but not all. They can enter your body when you eat, or when you have a cut. Germs are on your hands. They enter your body when you touch your eyes, nose, or mouth.______Your immune system also protects you. When germs get inside your body, your immune system finds and kills them. Special cells move around your body and fight germs. They help you stay healthy. Other ceils make antibodies. Antibodies help your body find and stop germs. What can you do to fight with germs Absolutely you should have some good habits in everyday life, such as washing your hands with soap and water. Soap kills many germs, and water washes them away. What does the underlined word "there" refer to
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动物体内组成的化学元素中,下列所占比例最多的是
A. 碳
B. 氯
C. 钠
D. 氢
E. 铜
根据汉语意思完成句子,每空一词。 她总是把成功归功于幸运。 She always ______ her success to good luck. C
用下面词语的正确形式完成句子。change one"s mind base on less than get tired of in ruins It took me ______ five minutes to reach the square.
Germs are everywhere. You can"t see them, but they are on your desk, on your computer, and even in the air!Like people, germs move around the world.They fly with us on planes. When food, clothes, and other things travel around the world, germs travel, too. Some germs are safe, but some are dangerous. Germs cause illnesses like colds and the flu.Warmer Weather Brings GermsThe world"s weather is changing. Cooler places are getting warmer, so insects from hot places can movethere. Some of these insects, like mosquitoes, carry dangerous germs. These germs cause headaches, fever, and can even kill people.Under Your SkinYour skin protects you from germs. It stops some germs, but not all. They can enter your body when you eat, or when you have a cut. Germs are on your hands. They enter your body when you touch your eyes, nose, or mouth.______Your immune system also protects you. When germs get inside your body, your immune system finds and kills them. Special cells move around your body and fight germs. They help you stay healthy. Other ceils make antibodies. Antibodies help your body find and stop germs. What can you do to fight with germs Absolutely you should have some good habits in everyday life, such as washing your hands with soap and water. Soap kills many germs, and water washes them away. What is the best title for the article