We can’t go to the mountain the bad weather.A. becauseB. because ofC. althoughD. so

问题补充：

We can’t go to the mountain the bad weather.

A. because

B. because of

C. although

D. so

答案：

A. because

(答案→)B. because of

C. although

D. so

解析：由于糟糕的天气我们不能去爬山。A. because是连词，其后接原因状语从句；B. because of是复合介词，其后接名词、名词短语、代词或动名词；C. although 虽然-----但是；D. so所以。the bad weather糟糕的天气，是名词短语，故选B..