With this mummy mystery solved,Mitchell can lend his experience to other problems. 5 “Is climate change making important objects easier to be harmed?The answer is yes,” he says.
A.The water activates the microbes.
B.People began mummifying their dead.
C.And microbes are eating away at the mummies.
D.Chinchorro mummies are buried just beneath the sand.
E.He says climate change can cause harm to other ancient objects.
F.The dry air has helped to preserve the mummies for thousands of years.
G.Two years ago,scientists began studying the mummies to figure out what was going on.
Ⅲ.短文改错
I had an American friend and he tells me that American high school students may play on school sports teams.Most high schools have football,basketball and track teams.Some schools might also have swim teams,gymnastics teams and tennis teams.Good players can join university teams when they graduate high schools.Some of us will become professional and even popularly sports stars.That means they will have a career on sports and will get the money when they play.The best players may join the US Olympic team and competing in the Olympic Games for the honor of their countries.
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考点规范练20
A
.1.A 主旨判断题。通读全文可知,文章重点介绍了在火星上发现河流。
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