Mary spends a lot of money on clothes her family is not rich.A. becauseB. thoughC. ifD. s

问题补充：

Mary spends a lot of money on clothes her family is not rich.

A. because

B. though

C. if

D. so

答案：

A. because

(答案→)B. though

C. if

D. so

解析：考查从句知识。句意“玛丽花很多钱买衣服，尽管他家并不富裕。”A引导原因状语从句；B“尽管”，引导让步状语从句；C引导条件状语从句；D引导结果或原因。故选B。