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The end of the bidding is called "knocking down" because______.A.the auctioneer knocks the
The end of the bidding is called "knocking down" because______.
A.the auctioneer knocks the buyer down
B.the auctioneer knocks the rostrum down
C.the goods are knocked down onto the table
D.the auctioneer bangs the table with a hammer
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