答案是C,for many years，一段时间的意思，经常跟现在完成时连用，根据题意，答案应该是C。
CI know the way.I have lived here for many years.
CI know 是现在时，we have lived here 是现在完成时
应该选c。第个空，一般现在时，是习惯。第二个是现在完成时。过去发生的动作，一直持续到现在。
