單項選擇。Mybrotheroftenhelpsmewithmystudy，althoughheisquite...

問題詳情：

單項選擇。

My brother often helps me with my study，although he is quite busy with his ________ every day.

A. business  B. treat  C. pound  D. present

【回答】

A

知識點：名詞

題型：選擇題