I am so glad that you will come back soonso that不是 "如此...以至于..."的意思吗?不准确吧？lol,so形容glad，如果我写I am glad that you will come back soon 你能看懂么？那I am so glad （that） you will come back soon呢》我不是英语权威你看看上课的时候问问你的老师他怎么解释吧I will be so glad when you come back. 这个应该也成，如果你想避免“so that"的话