摘要： The country has already sent up three unmanned spacecrafts, the most recent at the end of last March. A. has been launched B. having been launched C. being launched D. to be launched
网址：http://m.1010jiajiao.com/timu3_id_3194316[举报]
The country has already sent up three unmanned spacecrafts, the most recent ____at the end of last March．
A．to be launched B．launched
C．being launched D．has been launched
查看习题详情和答案>>
The country has already sent up three unmanned spacecrafts, the most recent _______ at the end of last March.
A. has been launched B. having been launched
C. being launched D. to be launched
查看习题详情和答案>>
The country has already sent up three unmanned spacecrafts, the most recent ________at the end of last March.
[ ]
A. has been launched
B. having been launched
C. being launched
D. to be launched
查看习题详情和答案>>
B. having been launched
C. being launched
D. to be launched