Man-made-satellites______ into space by many countries. A．was sent up B．is sent up C．have been sent ...
2023-01-29 14:20:22 24次 2010届高考二轮复习：英语语法梳理专项练习 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Man-made-satellites______ into space by
many countries.
|
A．was sent up
|
B．is sent up
|
C．have been sent up
|
D．has been sent up
|
本题链接：
