为每个婴幼儿制作一个储物袋，把（）的东西放在袋里，以免（）。
参考答案：来回带，丢失
To my amazement, that man ______ the flood and afterwards he became rich. But he ______ his wife and children and lived abroad.
A．survived; deserted
B．survived from; deserts
C．was survived; would desert
D．has survived; deserted by
在既有线提速200～250km/h线路上，钢轨头部总磨达到于9mm应判（）。
A、轻伤
B、轻伤有发展
C、重伤
D、不判伤
