答案：B

根据句意可知，警察要求司机不要把车停在路边。“要求某人做某事”ask sb. to do sth. ；“被要求做某事”be asked to do sth.。 but后的完整表达应该是：The driver was asked by the police not to park his car near the roadside. 为避免重复，题干中的空缺处是一个省略了的动词不定式。故选B。句意：司机想把车停在路边，但警察要求他不要这样做。

【考点定位】本题考查动词不定式的省略。