Idiom
For each of the following sentences four alternatives are given. You are required to choose the correct meaning of the idiom or phrase given or underlined in the sentence. To smell a rat

None of these
To be in a bad mood
To get bad small of a bad dead rat
To suspect foul dealings
To see signs of plague epidemic

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Idiom
To cast pearls before a swine

To spend a lot of money on the unkeep of domestic hogs
To waste money over trifles
To spend recklessly
To offer a person a thing which he cannot appreciate

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