travelling by piane is very ()(safe).At last the plane lande

travelling by piane is very ()(safe).At last the plane lande Travelling by plane is very fast. The plane landed_______(safe)at last There are some_______(i What is the good thing of travelling by plane? Travelling by plane is more expensive than travelling by tra Travelling by Maglev is very fast. Frenchmen prefer travelling by train to travelling by plane. Travelling by plane usually ( ) more than travelling by trai the plane l__ sfely at last,填个空, It is not safe to travel by standing at the road hoping to b One of the (d )of traveling by plane is that it is very expe travelling by plane英语作文60字