A hard nut to crack 'means-
ক) to finish
খ) to come nothing
গ) tit for tat
ঘ) difficult problem
Related Questions
ক) Calm & Quiet
খ) Proficient & Expert
গ) Familiar
ঘ) Free & Easy
ক) Foul and fair
খ) Good and evil
গ) Before and after
ঘ) For or against a thing
ক) Without difficulty
খ) In any way, honest of dishonest
গ) Without using common sense
ঘ) Having been instigated
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