Question

We went right round to the west coast by __________ sea instead of driving across _________ continent.  

 A. the … the                  B. / … the                       C. the … /                       D. / … /

Answer 1

B   

解析:

by sea是固定词组，用作状语，表示方式，意为“乘船”。类似词组还有by air (乘飞机)，by land (由陆路)。第二个空缺选the，表“特指”。