_____ of danger in the street at night, she had to go home, with a friend ____ her.
| A．Warning, following | B．Having warned, following |
| C．Having been warned, following | D．Warned, followed |
He asked _______.
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. Fortunately we had a map, without we would have got lost.
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_______ meet my uncle at the station, I went there by taxi instead of by bus.
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. The result depends on the use we _______ the energy.
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. My plane _________ at 8:30 am, so I _________ home at 8:00 tomorrow morning.
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