问题
选择题
This is a _____ bridge.[ ]
A. 400 metres long
B. 400-metres-long
C. 400 meter long
D. 400-meter-long
答案
答案:D
This is a _____ bridge.[ ]
A. 400 metres long
B. 400-metres-long
C. 400 meter long
D. 400-meter-long
答案:D