The country has already sent up three unmanned spacecraft, the most recent ____ at the end of last March.
[ ]
A. has been launched B. having been launched C. being launched D. to be launched
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
根据n多题专家分析，试题“The country has already sent up three unmanned spacecraft, the most recent ____ at the end of last March. [ ]A. has been launched B. having been launched C. …”主要考查了你对 【独立主格结构】 等知识点的理解和应用能力。关于这些知识点的“档案”，你可以点击相应的链接进行查看和学习。
◎ 相似题
与“The country has already sent up three unmanned spacecraft, the most recent ____ at the end of last March. [ ]A. has been launched B. having been launched C. ”考查相似的试题有：
