can you spare me a few minutes 的"a few minutes"前面为什么不用介词“for

can you spare me a few minutes 的"a few minutes"前面为什么不用介词“for Can you _______ me a few minutes? --will you please spare me a few minutes now? ---Excuse me．Can you spare me a few minutes? ---______． Can you spare me just a few minutes?I have someting importan give me a few minutes还是spare me a few minutes 为何选B不选C?—Excuse me.Can you spare me a few minutes?—________? 1.Can you _______ me a few minutes? do you have a few minutes to spare?sure,any Can you spare a few minutes I have something urgent ______wi Would you mind waiting for a few minutes 的宾语 Can you spare me a spare minutes这个句子对吗