Your refrigerator is not working and you have found that the electric power has been cut off. The power failure is a _________.
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1 .What the author discussed in the previous section is most probably about _______.
A relationships between cause and results B classification of reasoning C some other common types of reasoning D some special type of reasoning
2 .According to the passage, to do the “effect to effect” reasoning is to reason _________.
A from cause to effect B from effect to cause C from effect to effect and on the cause D from effect to cause and on to another effect
3 .A necessary cause is __________.
A one without which it is impossible for the effect to occur B one of the causes that can produce the effect C one that is enough to make the effect occur D none of them
5 .This passage mainly discusses ____________.
A causal reasoning B various types of reasoning C classification of causes D the causal process
6 .Before you download anything from the Internet, you should first of all ________.
A make sure that you have installed anti-virus program B make sure that you have updated your backup C create a directory to store your downloads D make sure that you have cleaned up your disk space
