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圣女湖高考英语二轮:(寒假)阅读理解训练及答案高考_8

作者:高考题库网
来源:https://www.bjmy2z.cn/gaokao
2021-01-17 00:01
tags:高考, 高中教育

我要安全征文-建设和谐校园

2021年1月17日发(作者:五一节旅游)
2016高考英语二轮:(寒假)阅读理解训练(18)及答案

A
On a sunny day last August, Tim heard some shouting. Looking out to the sea carefully, he saw a
couple of kids in a rowboat were being pulled out to sea.
Two 12-year-old boys, Christian and Jack, rowed out a boat to search for a football. Once they'd
rowed beyond the calm waters, a beach umbrella tied to the boat caught the wind and pulled the boat
into open water. The pair panicked and tried to row back to shore. But they were no match for it and
the boat was out of control.
Tim knew it would soon be swallowed by the waves.
回忆).
the boys in a straight line.
Tim took off his clothes and jumped into the water. Every 500 yards or so, he raised his head to
judge his progress.
my life at risk.
the umbrella!
Christian made much effort to take down the umbrella. Then Tim was able to catch up and climb
aboard the boat. He took over rowing, but the waves were almost too strong for him.
码头),
crashed over the boat, and it began to sink.
said.
Once they were in the water, Tim decided it would be safer and faster for him to pull the boys toward
the pier. Christian and Jack were wearing life jackets and floated on their backs. Tim swam toward
land as water washed over the boys' faces.
“Are we almost there?
After 30minutes, they reached the pier.
1. Why did the two boys go to the sea?
A. To go boat rowing.

B. To swim in the open water.
D. To test the umbrella as a sail. C. To get back their football.
2. What does
A. The beach.
C. The boat.




B. The wind.
D. The water.
3. Why did Tim raise his head regularly?
A. To check his distance from the boys.
B. To consider turning back or not.
C. To take in enough fresh air.
D. To ask the boys to take down the umbrella.
4. How did the two boys finally reach the pier?
A. They were carried to the pier by Tim on his back.
B. They swam to the pier all by themselves.
C. They were washed to the pier by the waves.
D. They were dragged to the pier by Tim.
参考答案1-4 CBAD



B
What will power your house in the future?Nuclear,wind,or solar power?According to scientists
at the Massachusetts Institute of Technology (MIT) in the US,it might be leaves — but artificial
(人造的) ones.
Natural leaves are able to change sunlight and water into energy. It is known as photosynthesis (光合
作用).Now researchers have found a way to imitate this seemingly simple process.
The artificial leaf developed by Daniel Nocera and his colleagues at MIT can be seen as a special
silicon chip with catalysts (催化剂).Similar to natural leaves,it can split water into hydrogen and
oxygen when put into a bucket of water. The hydrogen and oxygen gases are then stored in a fuel
cell,which uses those two materials to produce electricity,located either on top of a house or beside
the house.
Though the leaf is only about the shape of a poker card,scientists claimed that it is promising to be
an inexpensive source of electricity in developing countries. “One can imagine villages in India and
Africa not long from now purchasing an affordable basic power system based on this technology,”
said Nocera at a conference of the American Chemical Society.
The artificial leaf is not a new idea. The first artificial leaf was invented in 1997 but was too
expensive and unstable for practical use. The new leaf,by contrast,is made of cheap materials,easy
to use and highly stable. In laboratory studies,Nocera showed that an artificial leaf prototype (原型)
could operate continuously for at least 45 hours without a drop in activity.
The wonderful improvements come from Nocera's recent discovery of several powerful,new and
inexpensive catalysts. These catalysts make the energy transformation inside the leaf more efficient
with water and sunlight. Right now,the new leaf is about 10 times more efficient at carrying out
photosynthesis than a natural one. Besides,the device can run in whatever water is available;that is,
it doesn't need pure water. This is important for some countries that don't have access to pure water.
With the goal to “make each home its own power station” and “give energy to the poor”,scientists
believe that the new technology could be widely used in developing countries,especially in India
and rural China.
5.Which of the following orders correctly shows how the artificial leaf is used to produce
electricity?
a.artificial leaves split water into hydrogen and oxygen
b.the hydrogen and oxygen gases are stored in a fuel cell
c.the artificial leaves are put in water
d.the fuel cell uses hydrogen and oxygen to produce electricity
A.c,a,b,d B.c,b,a,d
D.c,a,d,b C.b,c,a,d
6.The purpose of the scientists at MIT in developing the new artificial
leaf is to________.
A.build up more power stations in the world
B.provide cheaper energy for developing countries
C.offer people in developing countries access to pure water
D.gain a deeper understanding of the photosynthesis process
7.The main idea of this passage is ________.
A.an introduction to the history of artificial leaves

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