单项选择题

Among the traffic lights, red light is placed（）.

A．at the bottom
B．in the middle
C．at the top
D．below the green light

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热门试题

单项选择题

The television programme is called Police Five , because it is about the work of the police and（）.

A．it is on for five times every seven days
B．it lasts five minutes a week
C．it begins at five in the afternoon
D．it is a programme about five policemen

单项选择题

What is important in people’s lives（）

A．The earth.
B．Birds.
C．Scientists.
D．The natur