Please be serious. I am not _______. You should consider it carefully
A、sortingB
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Inordertoincreaseouroutput,weneedtoimportmoreproduction_______.
He works in our university as a visiting _______, not as a formal faculty member.
Carelessness made him fall in his job _______.
Pinetreesareusuallybelievedto_______coldweather.
Some states in the United States _______ people tocarry guns.
