We really enjoyed the school trip yesterday it rained in the afternoon and some of us go

问题补充：

We really enjoyed the school trip yesterday, it rained in the afternoon and some of us got wet.

A. though

B. because

C. unless

D. after

答案：

(答案→)A. though

B. because

C. unless

D. after

解析：A. though尽管 ，虽然 B. because因为 C. unless除非 D. after在…之后；句意：我们真的喜欢昨天学校组织的旅行，虽然下午下雨了，一些人都淋湿了。故选A