When I reached the beach,the others had left on their () back to mainland.

问题描述:

When I reached the beach,the others had left on their () back to mainland.
A.tripB.sailC.voyageD.travel
为什么选A不选C?

When I reached the beach,the others had left on their (trip) back to mainland.
.trip 旅途 / 旅程
voyage 航行 / 远航
所以 trip 较合适了.