Keep English if you want to work on Radio Beijing.A to study B study C studying D studies

问题补充：

Keep English if you want to work on Radio Beijing.

A to study B study C studying D studies

答案：

解析：此题重点考查keep的基本用法。Keep doing sth表示一直做某事或坚持做某事。本句的含义是如果想在北京电台工作的话，一直学英语。故选C。