问题补充：
China sent up Shenzhou VII manned spaceship into spaceship successfully, which shows that science and technology rapidly in China.
A. has been developing
B. develops
C. developed
D. has developed
答案：
(答案→)A. has been developing
B. develops
C. developed
D. has developed
解析：表示过去发生，一直持续到现在的动作用现在完成进行时。
【标签】动词时态
