Qian Xuesen devoted all his life to ________________ China’s Space Program.
#49535
A
develop
B
developing
C
developed
D
develops
推荐题目
— your hometown like?—It’ s a good place .
#49581
A
How’s; to live
B
How does; living
C
What’s; to live
D
What does; living
This book is a bit difficult. ________ read something easier?
#48918
A
Why not to
B
Why don’t
C
Why not
D
Why not you
All the students are looking forward _______ Nie Haisheng and Fei Junlong.
#48448
A
see
B
to see
C
seeing
D
to seeing