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举一反三
【单选题】Suppose are two distinct particular solutions of the non-homogeneous linear equation . How many judgments in following are correct? (i) is general solution (ii) is general solution (iii) is general ...
A.
0
B.
1
C.
2
D.
3
【单选题】Through years of hard work, Mrs. Smith, who ____ as a secretary for five years, is general manager of the company now.
A.
serves
B.
served
C.
has served
D.
had served
【单选题】牛乳酸度的测定中和 100mL 牛乳中的游离酸所需的 0.1mol ／ L 的氢氧化钠的毫升数，称为乳的酸度，以 °T 表示。正常、新鲜的牛乳，其酸度一般在（ ）。
A.
20～22°T
B.
18～21°T
C.
16～18°T
D.
24～30°T
【简答题】财政政策对增加均衡国民收入效果较好的条件是什么?
【单选题】Choose the right structure of the computer which is general used，such as PC8086，Z-80， IBM360/3
A.
Single Instruction Single Data
B.
Single Instruction Multiple Data
C.
Multiple Instruction Single Data
D.
Multiple Instruction Multiple Data
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