Mr Li”s lecture was great value as he brought us the latest information的同义句.
问题描述：
Mr Li”s lecture was great value as he brought us the latest information的同义句.
那个引号是单的,不好意思.
答
可以把as 换为since, for
另外你这句话貌似有点小问题：确定great 前面没有of 吗,应该是 of +名词=形容词