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【单选题】
三相对称正弦电源,在任何瞬间总有 u A + u B + u C =A.
与电源电压有关
B.
0
C.
与频率有关
D.
与时间有关
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举一反三
【单选题】There are many dictionaries here, but which one ______you? [ ]
A.
is belonging to
B.
is belonged to
C.
belongs to
D.
belongs
【简答题】阅读理解。 School Trip Students in Junior One had a great time on the school trip on Children's Day. They went to Blue Water World by bus. The teachers were very happy because the students cleaned the bu...
【单选题】On the day he got back the umbrellas, the woman on the bus ______.
A.
wanted to get one of them
B.
thought one of them was hers
C.
thought he had stolen (偷) them
【简答题】The first Man on the Moon July 20th, 1969 was an important day. Two Americans landed on the moon. Their names were Armstrong and aldrin. They went there by spaceship. Its name was Apollo 11. Apollo 11...
【单选题】Over the week ,turnover rose by T $ 5. 83bn.
A.
Bangkok rose 2 per cent on the day and 3.4 per cent over the week as buyers moved in to large market capitalization stocks. The SET index rose 27.55 to 1,383.57 in turnover of Bt 8.5 bn, down from Thursday's Bt 10bn.
B.
ei was pulled lower by late profit-taking in industrials after Thursday's rebound ,and the weighted index fell 45.59 to 5,806.77, or 1.7 per cent, over the week. Turnover rose to T $41.51 bn from T $ 35. 78bn.
C.
Manila opened strongly on foreign buying of blue chips but dipped at the close as profits were taken. The composite index fell 10.07 to 2 ,907. 00 , 1.3 per cent higher on the week
D.
Hong Kong finished a mixed day slightly lower ,sapped by profit-taking on confirmation of US renewal of China's MFN trade status and concerns over the lower domestic property market. The Hang Seng index fell 11.58 to close at 9,470.13, 1.7 per cent lower on the week.
【单选题】Which of the following best expresses the writers view on choice? ______
A.
Better more choice than no choice.
B.
Better no choice than more choice.
C.
All choice is easy.
D.
More choice, more anxiety.
【简答题】Between the choice of being downloaded into a computer which is stuck in a room but still being able to think and the choice of dying, Hillis will choose the ______ one.
【简答题】Which of the following was NOT a constraint On one's choice of soulmate in the old days?
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