单项选择题

What measure was taken against floods in London in the 1980s（）

A．A flood wall was built.
B．Rescue teams were formed.
C．An alarm system was set up.
D．50 underground stations were made waterproof.

<上一题目录下一题>

热门试题

填空题

S4（）

填空题

S3（）

What measure was taken against floods in London in the 1980s（） 您的浏览器不支持 audio 元素。