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【判断题】
通过曲面的电通量可写为 。A.
正确
B.
错误
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举一反三
【单选题】According to the passage, a fundamental way to wipe out malaria is to ______
A.
develop new malaria-resistant drugs
B.
produce effective pesticides to kill mosquitoes
C.
change the genetic makeup of mosquitoes
D.
remove people from malaria-infected areas
【单选题】Mosquitoes are only means of ______ of malaria.
A.
transference
B.
transformation
C.
transition
D.
transmission
【简答题】Sum up the contrast between the attitude of the couple and that of the hotel staff toward Benjamin’s efforts in inserting the key into the slot.
【简答题】malaria
【单选题】Scientists are hoping to eliminate malaria (疟疾) by developing a genetically modified mosquito that cannot transmit the disease. Malaria has long troubled the populations of South America, Africa, and ...
A.
more people have moved to malaria-infected areas
B.
mosquitoes have become resistant to pesticides
C.
genetically modified mosquitoes still transmit the disease
D.
mosquitoes bite as many as 500 million people a year
【单选题】What is not one of the bad effects of malaria?
A.
The malaria parasites will grow and divide in the kidney.
B.
The red blood cells will then be invaded by the parasites which reproduce thousands of times later.
C.
The parasites cause a person' s body temperature to rise.
D.
People with malaria may suffer kidney failure or loss of red blood cells.
【单选题】历史唯物主义的人民主权决定论认为,国家的合法性来自于(C),人民才是真正的(B),是历史发展的( ),国家只是人民权力的外在表现形式。
A.
决定者
B.
国家统治者
C.
人民的认可
D.
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