请看下面的题目：No matter how much you’ve learned and how high a standard of education you have had, you must _________ the people heart and soul.A. serve                    B. serve for               C. serve to                D. serve on【分析】容易误选B，即字对字地翻译汉语的“全心全意为人民服务”，将其中的“为”译为 for。其实，此题答案要选A，serve 意为“为……服务”，可直接用作及物动词，其后不能按汉语意思误加介词 for。请看以下类似例子：(1) I _________ you yesterday, but you weren’t in. A. rang                     B. rang to                 C. rang with              D. rang to答案选A，ring 可以用作及物动词，表示“给……打电话”，故其后不用介词。(2) Neither of her parents wanted her to _________ her cousin.A. marry                   B. marry to               C. marry with           D. marry for答案选A，marry 可用作及物或不及物动词，用作及物动词时它的意思“与……结婚”，而不仅仅是“结婚”，也就是说，后接宾语时，无需用介词 to, with 等。(3) How can I < #993300">_________ you, Mr. Green?A. contact                 B. contact with          C. contact to             D. contact for答案选A，contact 为及物动词，表示“与……联系”，其后不接介词。