The space station is made of parts that were assembled in space by astronauts and ________ Earth at an average altitude of approximately 250 miles. A: programs B: spins C: travels D: orbits

关于WSN的安全框架说法错误的是（） A: 安全框架主要包括SPINS和INSENS两种 B: SPINS框架实现了认证路由机制和节点间的密钥合作协议 C: SNEP协议实现对广播信息的认证服务 D: 该框架可以保证数据的机密性、完整性、新鲜性、认证性，且通信开销少

legal;ego;urgently;option;administration;literacy;consulting;tackling;input;track<br/>An additional______ is finding a partner to help you stay on ______ and find pleasure in the______ of your own financial affairs. Most importantly, if you find yourself getting into financial trouble, don’t let your______ get in your way; ______ get help with ______ your problem before it spins out of control and lands you in ______ troubles.

选项：legal;ego;urgently;option;administration;literacy;consulting;tackling;input;track<br/>题干：<br/>An additional______ is finding a partner to help you stay on ______ and find pleasure in the______ of your own financial affairs. Most importantly, if you find yourself getting into financial trouble, don’t let your______ get in your way; ______ get help with ______ your problem before it spins out of control and lands you in ______ troubles.