题目

英语翻译
some people are worried about fiying however we don't often see plane accidents.there are all kinds of airport safety checks .so you don't have to worry about too much .for example,there are X-ray machines to check the bags.Also people walk through a machine that can check if anyone has anything dangerous.people may not take knives or scissors on the plane
Once you are on the plane ,read the airline safety book .

提问时间：2020-11-19

答案

1.The story mainly tells you the reasons why you don't need to worry about the plan accidents.
2.They use X-RAY machines.
3.Knives and scissors,etc.
4.The first one means plan accidents,the other means the safty book.