单项选择题

A．To drive the train after it is started automatically.
B．To start the train and to drive it when necessary.
C．To take care of the passengers on the train.
D．To send commanding signals to the command spot.
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单项选择题
A．She’s not a very good cook.B．She’s annoyed with the man.C．She didn’t like the food the man prepared.D．She thinks the man should spend more time cooking.
A．She’s not a very good cook.
B．She’s annoyed with the man.
C．She didn’t like the food the man prepared.
D．She thinks the man should spend more time cooking.
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