hao many people are there in the plane when it

问题描述:

hao many people are there in the plane when it

当飞机着陆时里面有多少人?

飞机着陆的时候有多少人在里面?

飞机着陆时里面有多少人?

飞机着陆时,机上有多少人?
是how吧