路径转换为选区的快捷键是Ctrl+Enter。（）
查看答案
路径由直线段或曲线段、方向点、方向线、锚点等元件组成。
A. 对
B. 错
1. You can ask these experts _______ advice in job hunting.
A. on
B. over
C. from
D. for
2012.122.You can fly to London this evening ________ you don't mind changing the flight in Paris.
A. until
B. if
C. where
D. before
微信支付 
支付宝支付