行人在没有人行道的道路上行走，应当在距离道路右侧边缘线向左_____的范围内行走。
A、1米
B、0.5米
C、1.5米
参考答案：A
The Greens ______ in Paris and now they________ in China. They like China.
A．used to live; are used to living
B．are used to living; used to live
C．use to live; used to live
D．used living; used to living
(73) are essential for the protection of data.
A．Memory
B．Backups
C．Files
D．Blocks
