Which of the following statements is NOT true？
A. Continuous computer calculations are required for the automatic blind landing of an aircraft.
B. Military applications of computers require their very fast response ability.
C. Scaling down of all dimensions of a computer may result in faults developing.
D. The development to integrated circuits contributes a lot to the miniaturization of computers.
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Since the author tells you that there were hundreds of slave-owning cattle ranchers in Texas, it is possible to say that ______.
A. Blacks didn't help to settle Texas
Blacks helped to settle Texas
C. Blacks helped only sometimes to settle the new territory
D. Blacks only helped to tame cattle
Why did the writer finally decide to buy three skirts？
A. The skirts were cheap and pretty.
B. She liked the patterns on the skirts.
C. She wanted to do something as compensation.
D. She was fed up with further bargaining with the woman.
Throughout his life, Leonardo da Vinci worked as all the following EXCEPT ______.
A. a painter
B. an engineer
C. an architect
D. a builder
对鉴证业务包括历史财务信息审计和审阅业务、其他鉴证业务，会计师事物所应当自业务报告口起，对业务工作底稿至少保存10年。()
A. 正确
B. 错误
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