内容正文:
In an experiment,he mixed plastic bags and a special kind of
"Father,what does this mean?"she asked.He then explained
阶段检测卷(一)
dirt together,and found that they did decompose faster.He then
that the potatoes,the eggs and the coffee beans were in the same
performed tests to find the bacteria responsible for decomposing the
adversity(逆境)一the boiling water.However,each one reacted
(时间:100分钟分值:120分)》
plastics.
differently
第一部分阅读(共两节,满分50分》
第一节(共15小题;每小题2.5分,满分37.5分)
His solution only produces water and small amounts of carbon
The strong and hard potato became soft and weak in boiling
阅读下列短文,从每题所给的A、B、C、D四个选项中选出最
dioxide.He says it could easily be used elsewhere.
water.The egg was fragile,with the thin outer shell protecting its
佳选项。
1.Who designed a medical instrument?
liquid until it was put in the boiling water.Then the inside of the egg
A
A.Jack Andraka.
B.Taylor Wilson.
became hard.However,the coffee beans were unique.After they
Amazing Scientists Who happen to Be Teenagers
C.Sara Volz.
D.Daniel Burd.
were exposed to the boiling water,they changed the water and
We've got a list of teen scientists from a variety of fields
2.What excited Taylor Wilson's interest in his invention?
created something new."Which one do you want to be like?"he
0
Jack Andraka
A.Plastic pollution
B.A story book
asked."When adversity knocks on your door,how will you
如
Jack Andraka created a bio-sensor for cancer that he says is 168
C.Energy shortage.
D.A prize of $100,000
respond?”
times faster,26,667 times less expensive and 400 times more
In life,challenges happen to us all,but the only thing that truly
刷
3.What can we know about Daniel Burd's invention?
sensitive than technology nowadays.He is the youngest person to
matters is what happens within us.
A.It was completed in three months.
长
have spoken in front of the Royal Society of Medicine.
4.Why did the girl complain to her father?
岸
Taylor Wilson
B.It won him a prize of $100,000
非
A.Because of her hard life
Taylor Wilson was the younge