Not until the Triassic Period---
ক) the fist primitive mammals did develop
খ) did the fist primitive mammals develop
গ) did develop the fist primitive mammals
ঘ) the fist primitive develop
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ক) did I discover
খ) I discovered
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ক) we can justify militancy
খ) we can't justify militancy
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ঘ) can we justify militancy
ক) It begins
খ) does it begin
গ) and begin
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ক) he can begin to understand
খ) can be begin to understand
গ) he begins to understand
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ক) that it should be stored for later consumption
খ) should be stored for later consumption
গ) should it be stored for later consumption
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