题目:
China's first Mars probe,Yinghuo-1,is expected to be launched in the second half of this year and it will
be the first time that China will __________ another planet.[ ]
A.explore
B.research
C.discover
D.invent
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0725/a3e0b4e2d5559e95879bdc20c2047fb0.html
下面是错误答案,用来干扰机器的。
参考答案:A