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don’t let germs spread 包含50054个检索结果
五花八门的微生物就在我们身边!课件及教案见网站HOW much do you know about germs? You may think they all make us sick. But good germs can help us in different ways. Take a look here and read interesting stories about them ……
2010年06月20日
无处不在的微生物。全版词数 520 建议阅读时间 13分钟WHEN talking about germs, people think they all make us sick. But there are good germs that help us in many fields. Here Teens will help you understand them.IN our world ……
2010年06月20日
to the chart on the left. What worries them is germs (细菌). Germs are everywhere. Some of them cause diseases. But a new study in the journal Science says that we don’t need to worry too much about them ……
2014年09月07日
your hands frequently can help limit the spread of germs. Here’s how to do it the right way:1. Wash... in between the fingers and under the nails (指甲) where uninvited germs like to hang out. And don ……
2010年10月24日
that scary? Let's find out.Flu is short for influenza. It’s a respiratory (呼吸的) illness that is caused by a virus. Flu is highly contagious (有传染性的) and is usually spread by the coughs and sneezes ……
2009年10月11日
of their own.* Use a tissue whenever you cough or sneeze. An uncovered sneeze can spread germs, especially...:* Let passengers get off the bus or subway car before you get on. Getting off and on in an orderly ……
2005年07月05日
to this smart little device (设备) of yours – it might also spread disease. “People are just as likely... and pens all carry germs (细菌), our smartphones get far dirtier. They touch a lot of stuff, including ……
2013年03月17日
worried about it. What is A(H1N1)? Is it scary1? What can we do to protect2 ourselves? Let's find out..., such as door handles (门把手).Dos and Don'ts during flu season预防甲流我们该怎么做?Dos Wash your hands often. Keeping ……
2009年11月09日
their germs (病菌) there. The germs can live for two days or longer. Scientists at the University of Virginia... don't know yet how often people catch colds from touching germy surfaces. But they suggest frequent ……
2008年11月30日
fun games. But there is a dark side too – it might also spread disease.According to the New York Post... of the germs (细菌) on each phone. “Swabbing (擦拭) a smartphone is almost like checking your handkerchief ……
2018年12月16日
against viruses and protect our health. Let’s take a look at some of our most important body defenders...系统). It can fight against viruses and protect our health. Let’s take a look at some of our most important ……
2023年01月01日
don’t spread any germs (细菌).... in public is especially rude. So when we burp, we say “excuse me”.However, when we sneeze (打喷嚏), we don ……
2018年12月16日
. Some of them spread diseases (传播疾病). Fly 苍蝇 I fly here and there. I have many germs (细菌) on my... your blood. I’m usually in bed. But I’m hard to see. Don’t let me bite you, or you will feel itchy ……
2010年07月05日
. Some of them spread diseases (传播疾病). Fly 苍蝇 I fly here and there. I have many germs (细菌) on my... your blood. I’m usually in bed. But I’m hard to see. Don’t let me bite you, or you will feel itchy ……
2010年07月04日
of appetite, ■Aching muscles, ■Diarrhea or vomitingPreventive measuresPreventing the spread of germs... by the preventive measures. Still some might get something out of it."Let me out!" The desperate cry rang ……
2009年09月22日
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