Becareful!Don’tforgetyouareona

--- Be careful! Don’t forget you are on a ladder.
--- But you are holding it for me, nothing .

A．worry about

B．to worry about

C．is worried about

D．worrying about

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A．waste

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A．still worse

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A．stand

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A．to do out

B．will go out

C．going out

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