单项选择题

The lecture was supposed to start at 8:00 a.m. , but the speaker ______ until 8. 30.

A．didn't turn up
B．don't turn up
C．haven't been turned up
D．hadn't been turning up
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单项选择题
Mark often attempts to escape ______ whenever he breaks traffic regulations.
A．having been fined
B．to have been fined
C．to be fined
D．being fined
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