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_____ a desert had always been a risk adventure.

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______ the bad news made him cry. 

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Taking pictures___ very interesting.

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You were late for class, but you_____on time.

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----Is your father still an engineer? ----______.

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----There were already five people in the car but they managed t

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A computer_____think for itself, it must be told what to do.

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He_____you more help, even though he was very busy.

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I got up early this morning，but I_____so because I had nothing t

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Peter_____come with us tonight, but he isn't very sure yet.

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