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because, since, for, as, so ..that..., in that, now that, insomuch as
because of, due to, owing to, thanks to
because of ..., for this reason, on account of..., accordingly, as a result of ..., as a result, as a consequence, consequently, so, therefore, thus, hence, then, by reason of ......等
有些单词或者短语在阅读中根据语境的不同，既可以表示原因，也可以表示结果，如be linked to, be associated with, be bound up with, be connected with, be correlated to,,,等。
owe to, be attributed to, be indebted to, be responsible for, result from, stem from......
cause, lead to, bring about, give rise to, engender, incur, contribute to, result in......
： This great variety of languages came about largely as a result of
geographical _________. (Summary)
linguistic diversity. (C4T2P2)
考点解析：great variety of languages=linguistic diversity; as a result of=breed, 答案为isolation。
The growing importance of the middle class led to
an increased demand for dictionaries. (TRUE/FALSE/NOT GIVEN)
文章定位句：Beyond the practical need to make order out chaos, the rise of dictionaries is associated with
the rise of English middle class, who...... . (C5T1P1)
考点解析：the rise of dictionaries=an increased demand for dictionaries; led to=is associated with; the growing importance=the rise of, 答案为：TRUE。
the language they have developed, human ......(未完成句配对)
A. react to their own thoughts.
B. helped create language in humans.
C. respond instantly to whatever is happening.
D. may provide valuable information about the operation of the brain.
文章定位句：......, but humans,
who have developed a much more complicated internal life as a result of
language, respond emotionally not only to their surroundings, but to their own thoughts
考点解析：because of=as a result of; respond to=react to, 答案：A。
This is largely due to
developments in _______, but other factors such as improved ______ may also be playing a part
文章定位句：Certainly, certain diseases are beating a retreat in the face of medical advances.
But there may be other contributing factors
. Improvements in childhood nutrition
in the first quarter of the century...... . (C6T2P2)
考点解析：due to=in the face of; developments=advances, 第一个空格答案medical；improved=improvement，第二个空答案nutrition。
Increases in some other illnesses may be due to
changes in personal habits and to ______ . (Summary)
文章定位句：An increase in some cancers and bronchitis may reflect changing smoking habits and poorer air quality
考点解析：be due to=reflect；personal habits=smoking habits；答案为poorer air quality。
Long before the invention of radar, _______ had resulted in
a sophisticated radar-like system in bats. (Sentence completion)
文章定位句：......, but all the world now knows that bats, or rather natural selection
working on bats, had perfected
the system tens of millions of years earlier, ...... . (C7T1P1)
考点解析：Long before=millions of years earlier; sophisticated radar-like system=had perfected the system.. 答案为：natural selection。
Radar is an inaccurate term when referring to bats because
________ are not used in their navigation system. (Sentence completion)
文章定位句：It is technically incorrect to talk about bat "radar", since
they do not use radio waves
考点解析：inaccurate=incorrect; because=since; ___ are not used=they do not use radio waves.答案为radio waves。
Feeding increasing populations is possible due primarily to
improved irrigation systems. (YES/NO/NOT GIVEN)
文章定位句：Food production has kept pace with soaring populations mainly because of
the expansion of artificial irrigation systems......(C7T1P2)
考点解析：feeding increasing populations=soaring populations, due to=because of, primarily=mainly, improved irrigation systems=expansion of artificial irrigation systems. 答案：YES。
Modern technologies have led to
a reduction in domestic water consumption. (YES/NO/NOT GIVEN)
a range of new technologies that help to conserve water in homes and industry. (C7T1P2)
考点解析：modern technologies=new technologies; thanks to=have led to; a reduction=conserve; domestic water consumption=water in homes.答案是：YES。
Problems in Nordic countries were excluded because
they are outside the European Economic Community. (TRUE/FALSE/NOT GIVEN)
文章定位句：Those confined to particular geographical areas, such as countries bordering the Mediterranean or the Nordic countries therefore
had to be discarded. (C7T3P3)
考点解析：excluded=discarded; because=therefore; 答案：FALSE。
Cotton farmers in Central America began to use pesticides ...... (Multiple choice)
A. because of
an intensive government advertising campaign.
B. in response to
the appearance of new varieties of pest.
C. as a result of
changes in the seasons and the climate.
ensure more cotton was harvested from each crop.
文章定位句：The havoc that the 'treadmill syndrome' can bring about is well illustrated by what happened to cotton farmers in Central America. In the early 1940s, basking in the glory of chemical-based intensive agriculture, the farmers avidly took to pesticides as a sure measure to
boost crop yield. (C8T4P2)
考点解析：use pesticides=took to pesticides; boost crop yield=more cotton was harvested. 答案D。
an inadequate diet to
_______. (sentence completion)
文章定位句：Few coaches, for instance, understand how deficiencies in trace minerals can lead to injuries
考点解析：links……to……=……lead to……；inadequate diet=deficiencies in trace minerals。答案injuries。
i. Disobeying FAA regulations
ii. Aviation disaster prompts action
iii. Two coincidental developments
iv. Setting altitude zones
v. An oversimplified view
(List of Headings)
文章定位句：An accident that occurred in the skies over the Grand Canyon in 1956 resulted in the establishment of the Federal Aviation Administration (FAA)
to regulate and oversee the operation of aircraft in the skies over the United States, which were becoming quite congested. (C8T1P2)
考点解析：an accident......=aviation disaster; prompt=resulted in，答案为ii。
The use of pesticides has contributed to
...... (Multiple choice)
A. a change in the way ecologies are classified by agroecologists.
B. an imbalance in many ecologies around the world.
C. the prevention of ecological disasters in some parts of the world.
D. an increase in the range of ecologies which can be usefully farmed.
文章定位句：Apart from engendering
widespread ecological disorders, pesticides have contributed to
the emergence of a new breed of chemical-resistant, highly lethal superbugs. (C8T4P2)
考点解析：contributed to=engender; widespread=around the world; imbalance=disorders; ecological=ecologies，答案B。
The length of time the process takes will affect
the ______ of the corpus. (Summary)
文章定位句：The size of the corpus depends on
practical factors, such as the time available to collect, process and store the data. (C4T3P3)
考点分析：the length of time=the time available..., affect=depend on，答案corpus。