Are you going by l____ ,by sea or by air?填空

How are you going there?I'm going by bus. we are going by Are you going to take a trip by Are you going by l____ ,by sea or by air?填空 How are you going there?I'm going by bus.的中文意思是什么 How are you going Are you going ____ (by boat) boat.不应该是be going to do 所以不应该是to by boat we are going there by we by are going train when are you going? You are going you are going down How are you going Where are you going? When are you going When are you going? what are you going? How are you going you are going to