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【判断题】
血压计是根据血液通过狭窄的血管形成涡流时发出的响声而设计的。A.
正确
B.
错误
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举一反三
【单选题】Suppose that scientists find evidence that proves chocolate pudding lowers cholesterol. We would expect to see
A.
no change in the demand for chocolate pudding.
B.
a decrease in the demand for chocolate pudding.
C.
an increase in the demand for chocolate pudding.
D.
a decrease in the supply of chocolate pudding.
【简答题】evidence that proves that a person was in another place at the time of a crime and so could not have committed it (ali: another, otherwise)
【单选题】Some solid evidence proves that water really exists on Mars, but unfortunately, there is still no of life.
A.
mark
B.
sign
C.
symbol
D.
signal
【简答题】___________. additional proof that something that was believed (some fact or hypothesis or theory) is correct, the establishment of the truth or correctness of something by investigation or evidence, ...
【单选题】Scientific evidence proves that physical exercise always has positive influence on memory formation.
A.
T
B.
F
C.
NG
【单选题】一Why do we use a ________ bag to go shopping? 一Because it can ________ pollution. [ ]
A.
clothes; reduce
B.
cloth; recycle
C.
clothing; cause
D.
cloth; reduce
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