题目内容

What is the type of()

A. tautologies
B. contradiction
C. Nontautological satisfiable formula
D. Unable to determine

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German Nazi leader goebbels once said that a lie repeated three times becomes a truth.Which law does this violate()

A. Law of double negation
B. Idempotent law
C. Associative law
DE Morgan law

Our cat either sleeps on the balcony or eats meat in the kitchen.I haven’t found it on the balcony yet, so it must be in the kitchen.What is the law of inference used()

A. Modus tollens
B. Refuse to take type
C. Disjunctive syllogism
D. Structural difficulty

For“Tip 5 Line of business ”,we can say:A We are in insurance line.B We carry out business operations in the following areas…C Let’s turn to the last part/point.D We deal exclusively in cosmetics()

A We are in insurance line
B We carry out business operations in the following areas…
C Let’s turn to the last part/point
D We deal exclusively in cosmetics

For“Tip 2 Introducing your presentation”, we can say:A Good morning/afternoon.B My presentation is in three parts/sections.C I’ll be glad to answer any questions at the end of my talk.D If you have an

A. B My presentation is in three parts/sections
B. C I’ll be glad to answer any questions at the end of my talk
C. D If you have any questions, please feel free to interrupt
D. Good morning/afternoon

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