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單項選擇題

（）for the Olympic Games begins about ten years in advance.

A.Bid
B.To bid
C.Bidding
D.To be bidden

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單項選擇題

While（）money, she had worked very long hours.

A.raising
B.she was raising
C.raised
D.to raise

單項選擇題

（）all your money in the first week is not a sensible strategy.

A.Spending
B.To spend
C.Spend
D.Spended