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【单选题】
_______是任何课程最基本、最本质的属性。它是微课程之首要的和本质的属性。A.
课程属性
B.
技术属性
C.
资源属性
D.
时代属性
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【简答题】Do not leave the camcorder exposed to high temperature．
【单选题】It is very likely that the high temperature of the ocean contributes to the increase of major storms.
A.
Y
B.
N
C.
NG
【单选题】Early injection timing is indicated by ______.
A.
high exhaust temperature and low firing pressure
B.
high exhaust temperature and high firing pressure
C.
low exhaust temperature and low firing pressure
D.
low exhaust temperature and high firing pressure
【判断题】Substances with high specific heat values do not change their temperature appreciably.
A.
正确
B.
错误
【单选题】The average temperature this year is _______ that of last year.
A.
as not high as
B.
not as high
C.
not as higher as
D.
not as high as
【简答题】Pesticides must be burned at very high temperature because high temperatures can limit ______.
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