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【单选题】
利用中点法计算价格从200元上升至250的需求价格弹性A.
0.56
B.
-0.56
C.
1.8
D.
-1.8
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【单选题】The university consistendy receives a high______for the quality of its teaching and research.
A.
standard
B.
evaluation
C.
rating
D.
comment
【单选题】'Crying for a Smoke' suggests there is a cause-and-effect relation between ______.
A.
research results and the babies' parents
B.
the mother's annoyance and her baby's cries
C.
the mother's smoking and her baby's stomachache
D.
dad's smoking and mom's smoking
【单选题】A pretty pot plant might make an unemotional work space feel more personal. But new research has revealed that office plants do so much more as they can help staff be more creative and productive, whi...
A.
put down
B.
result in
C.
depend on
D.
take over
【简答题】New research shows sheep are clever People often make jokes about how dull sheep are, but new research shows they may be cleverer than we think. Researchers at the University of Cambridge discovered t...
【简答题】The UK has a well-respected higher education system and some of the top universities and research institutions in the world. But to those who are new to it all, sometimes it can be confusing. October...
【单选题】Which of the following would be the best title for the passage?
A.
History of Methane Researches
B.
Variety of Methane Sources
C.
Plant Producing Methane
D.
Microbe Producing Methane
【单选题】They in Holland for ten years. Now they have settled down in Paris.
A.
lived
B.
have lived
C.
had lived
D.
were living
【单选题】______ about wild plants that they decided to make a trip to Madagascar for further research.
A.
So curious the couple was
B.
So curious were the couple
C.
How curious the couple were
D.
The couple was such curious
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