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【简答题】
一个内阻为 0.1 Ω ,电源短路电流为 2A的电流源,等效成实际电压源时, 为 ___________ V.
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举一反三
【单选题】Several students in our class are considering_______to the United Kingdom for further study next year.
A.
going
B.
to go
C.
go
D.
gone
【单选题】An electronics company's two divisions showed consistent performance over the last two years. In each year, the audiovisual department accounted for roughly 30 percent of the company's sales and 70 pe...
A.
The audiovisual market is growing faster than is the home appliance division.
B.
The home appliance division has realized lower profits per dollar of sales than has the audiovisual division.
C.
Total dollar sales for each division has remained roughly constant for the last five years.
D.
The company has devoted more money to research and development efforts in the audiovisual division than in the home appliance division.
E.
To maximize profitability, the company should focus its resources on the home appliance division.
【单选题】The new administration has promised people to ______ administrative expenses by ten percent next year. [ ]
A.
cut down
B.
cut up
C.
cut off
D.
cut out
【简答题】The best title for the above article is [A] Why Men Lack Capacity for Exercise Over the Years. [B] How Men's Bones Are Arranged Differently From Women's. [C] Studies on Differences and Similarities Be...
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