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 strike one's colours

To fight vigorously
To make a rude gesture
To work hard
To surrender

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Idiom
To put one's hand to plough

To take up agricultural farming
To take a difficult task
None of these
Take interest in technical work
To get entangled into unnecessary things

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