A:做匀速直线运动
B:停在空中静止不动
C:飞行路径不受影响
D:竖直下落
①是社区居民实现自我服务的新方式 ②体现了公民基本民主权利不断扩大
③是城市居民自治组织形式上的创新 ④提高了居民政治参与的意识和本领
____Six.
____I have computer class, PE and science.
____How many classes do you have on Wednesdays?
____Is it Wednesday today?
____What do you have in the afternoon?
____Yes, it is.
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