题目内容
China takes the leading position _____ space industry.
[ ]
A. in
B. at
C. of
D. up
B. at
C. of
D. up
A
练习册系列答案
相关题目
At present, the students in China take more exercise. Most of them are ______ than before.
| A．strong | B．stronger | C．strongest | D．the strongest |