请问When than plane took off,this one has already landed in the airport后接Safe的什么形式
问题描述：
请问When than plane took off,this one has already landed in the airport后接Safe的什么形式
答
When than plane took off,this one has already landed in the airport这句话首先有打错的应该是When that plane took off,this one has already landed in the airport意思是“当那架飞机起飞的时候,这架飞机已经...