内容正文:
课时检测训练29
选择性必修第三册UNTT3 ENVIRONMENTAL PROTECTION
,对应答案P473
L.阅读理解
In China,though,about half of the new
leaf cover that Chen detected appears to be the
(2022·齐齐哈尔一模)The world is getting
result of a massive reforestation effort.It's a
greener,according to a new study published in
government-supported attempt to prevent
Nature this week.
disastrous dust storms that resulted from earlier
Chi Chen,lead author of the study,and his
deforestation."They are really doing a good
colleagues have been mining data collected by an
job,”Chen says..“They have a large and
orbiting NASA camera that monitors green
comprehensive tree planting program.Those
vegetation on Earth's surface,day by day.Even
trees will stay in place,capturing(捕捉)dust
more interesting:They are able to show the
and also CO:,the greenhouse gas.They'll store
exact causes of increasing or decreasing leaf
it in wood,roots and soil,doing their part to
cover in particular areas.
slow global warming.”
In some cold places,increase in leaf cover
1.Which of the following best explains the
apparently resulted from global warming.Since
underlined word“temperate'”in Paragraph3?
the climate is becoming more and more
A.Warm.
B.Wet.
temperate and the growing season is getting
C.Cold
D.Dry.
longer and longer,the plants are growing bigger
2.What has led to the decrease of leaf cover in
and leafier there.
the Brazilian area?
"One large area of Brazil lost vegetation.I
A.Tree cutting.
B.Dry weather.
personally checked the data,and that's because
C.Seasonal harvest.
D.Desertification.
of lack of rain."Chen said.
3.How does Chi Chen probably feel about the
The most striking changes,though,were
greening in India?
the result of human decisions in China and
A.Excited.
B.Puzzled.
India.Both countries have been getting a lot
C.Worried.
D.Annoyed.
greener.
4.What is the last paragraph mainly about?
The greening of India,Chen says,comes
A.The benefits of tree planting.
from a huge expansion of irrigated agriculture.
B.The harm of global wa