Bird flu kills three people in VietnamNature - the world's best science and medicine on your desktopdoi:10.1038/news040809-16Pearson, HelenNature
3.解析:细节题,根据第三段第二句话“The disease has killed seven people”可知。 答案:C 4.解析:根据第五段第二句话“But scientists are worried that bird flu could link with regular human influenza,mutate(变异),and become a deadly new virus and cause a pandemic(全国性流行病)”可知。 答案:...
Take a look at these facts abouttoucans and you may learn somethingyou didn't know before!Where do they live? Toucanscan be found in the tropical(热带的) forests of SouthAmerica. Their home is getting smaller and smaller. It isadvised that people should avoid buying rainforest woodand ...
abird, such as aneagleor ahawk, thatkillsandeatssmallbirdsandanimals 猛禽 Synonym raptor SMART Vocabulary: related words and phrases Birds - general words avian bird bird of passage birdie birdlike covey dicky bird feathered feathered friendidiom ...
This Insect Kills More Than a Million People Each Year Summer brings warmer temperatures and longer days, and of course that means spending more time outdoors. Unfortunately, it also means… How Fahlo Bridges Fashion and Conservation You may have seen Fahlo’s beautiful beaded bracelets at gi...
The cat ower reports that this non-toxic, simple solution worked and that her cat has been mite free for some time. It appears that the Olive oil makes the fur less attractive to parasites. Benzoyl peroxide(2.5%) kills any type of bacteria, mite or lice on the skin. Many products are...
16 Bird flu virus is aninfection that kills millions of birds. Some people have also caught bird flu. Ifthis virus changes, it might be able to spread from person to person. Thiscould cause many people to get sick. 17 That is called a pandemic.18 Wild ducks and water birds carry the...
A.An-animal that is similar to toucans.B.An animal that is friendly to toucans.C.An animal that kills and eats toucans.D.An animal that is the food for toucans.【小题5】What is the best title for the text?A.The habitat of toucans.B.The appearance of toucans.C.The ways to ...
Pasteurization kills all these harmful germs, including H5N1, a recent government study shows. However, refrigeration does not. A recent study from Stanford University that involved lacing raw milk with flu virus and testing it on cells in a Petri dish found that the virus could still infect ...
That would give the virus a 50% case fatality rate, making it extraordinarily lethal – but experts don’t actually think it kills half the people it infects. Because severe cases are more likely to be reported than mild ones, mild illnesses probably aren’t being factored into that ...