Shenzhou VI returned safely to Earth______ October 17,2005 after a five-day flight. [ ]A. in B. on C
[ ]
题目简介
Shenzhou VI returned safely to Earth______ October 17,2005 after a five-day flight. [ ]A. in B. on C
题目详情
[ ]
B. on
C. at
D. during
答案