题目内容
A．Go home to ring the order.B．Return after lunch.C．Stay where he is.D．Try to get the t
查看答案
搜索结果不匹配？点我反馈
更多问题
A．Wimbledon is a tennis game.B．The woman seems to like to talk about sports and watch
无线移动通信是一个重要的发展方向。在小范围内低功率适合于家庭网络的(44)技术以及广域范围内第三代移动通信技术已引起人们普遍关注，后者被ITU命名为(45)。
【C3】
SputnikⅡ,【C3】______carried into space from the globe, a female dog【C4】______Laika, who suffocated (窒息,) on the sixth day of the【C5】______because of a failure【C6】______the internal temperature of the craft. But the satellite itself orbited the earth for 162 days and【C7】______on re-entering the earth's atmosphere. The United States,【C8】______second fiddle (小提琴) to its superpower【C9】______, orbited its first satellite, Explorer 1, on January 31,1958.It was a lightweight(轻量级的), 18 - pound craft, carrying not animals but【C10】______instruments to study the【C11】______bands of energy in space【C12】______the Van Allen radiation belts. Within【C13】______fifteen years man had gone to the moon, searching beneath its【C14】______and dusty soil for【C15】______of life (there were【C16】______), and begun probing more distant【C17】______of the solar system.
Physicist, Werner Von Braun, played a crucial role in this odyssey(史诗), especially in 【C19】______the bold scheme for the 1969【C20】______of three Americans on the moon.
【C1】
微信支付 
支付宝支付