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【单选题】
A semiconductor is a material with a _____.A.
conductivity higher than a normal conductor
B.
conductivity higher than a normal insulator
C.
high conductivity at low temperatures
D.
low conductivity at high temperatures
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【单选题】What is the finding of the new study?
A.
Quick-cooking microwave ovens have become more popular.
B.
The frequent use of microwaves may do harm to our health.
C.
CO2 emissions constitute a major threat to the environment.
D.
The use of microwaves emits more CO2 than people think.
【简答题】翻译并背记《论语》中有关 “君子”的语录。 君子怀德,小人怀土;君子怀刑,小人怀惠。
【简答题】(电话用语)我找Nancy。
【单选题】51 What is the finding of the new study?
A.
Quick-cooking microwave ovens have become more popular.
B.
The frequent use of microwaves may do harm to our health.
C.
CO2 emissions constitute a major threat to the environment.
D.
The use of microwaves emits more CO2 than people think.
【简答题】A: What is the Chinese government’s position on IPR (intellectual property rights) protection? prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace> B: Our nation leaders have innova...
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