单项选择题

A．To drive the train after it is started automatically.
B．To start the train and drive it when necessary.
C．To take care of the passengers in the train.
D．To send commanding signals to the command spot.
<上一题 目录 下一题>
热门 试题

单项选择题
A．The soil of the garden should be of high quality.B．The garden should occupy a large areaC．There should be lots of plants in the garden.D．The position of the garden should be good.
A．The soil of the garden should be of high quality.
B．The garden should occupy a large area
C．There should be lots of plants in the garden.
D．The position of the garden should be good.
单项选择题
A．To search for the missing people.B．To investigate a fire on one of the islands.C．To look for the missing woman.D．To rescue the British soldiers.
A．To search for the missing people.
B．To investigate a fire on one of the islands.
C．To look for the missing woman.
D．To rescue the British soldiers.
相关试题