She（）have missed the first bus, or she（）be here so early.
A. needn't, shouldn't
B. couldn't can't
C. shouldn't, mayn't
D. mustn't, wouldn't
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患者尿色淡红，尿痛涩滞不显著，腰酸膝软，神疲乏力，脉细数。治疗应首选
A. 小蓟饮子
B. 导赤散
C. 知柏地黄丸
D. 七味都气丸
E. 石苇散
The speed with which an electronic computer works depends on its（）
A. electronic circuits
B. programmer
C. vacuum tubes, or transistors
D. instructions
Judging from the passage, the author ______.
A. suggests that New Castle is fortunate
B. wonders at Wilmington's prosperity
C. regrets that the two places should have become so different
D. thinks that Wilmington should not tear down old houses
According to the passage, some have criticized the changes because they __________.
A. ignore local and state taxes
B. were not discussed in public
C. are not in accordance with federal law
D. leave many families unable to pay for college
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