Emphatic voices like his have recently made writing course popular.

直译：象他那样的洪亮的声音最近使写作课很受欢迎.
意译：他声音洪亮,所以最近的写作课很受欢迎
Emphatic voices 主语
like his 定语,修饰voices
have 完成时态
recently 状语,修饰后面的made
made 与前面的have合在一起作谓语
writing course 宾语
popular 宾语补足语