题干
On June 11, China sent up Shenzhou X Spaceship space.
A：at
B：in
C：to
D：on
答案(点此获取答案解析）
C
On June 11, China sent up Shenzhou X Spaceship space.
A：at
B：in
C：to
D：on
B. 
C. 
D. 