Don't be joking. It's time to your businessA.set outB.take upC.go onD.get down
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Don't be joking. It's time to____________ your business
A.set out
B.take up
C.go on
D.get down
试题答案
B
take up意为“开始做”；set out开始做应用to do；go on应用with表示继续；get down应为to do。