Some questions

1. only the one who did the translation is the best candidate to answer that

2. 通常来说，一般来说--- As usual,Usually, 这两种说法对吗？除了这两个说法还有其他的吗？口语化，书本化的都算。
as usual, the same as one would normally do 和往常一样
usually, it's a little bit different from the other one, 通常地

3. 事实上；老实说.... ---- In fact，be honest(or be honestly?) 问题同上。
要说to be honest (with you), to tell you the truth
不必去用精力区别这些东西吧
in fact: 事实上, to be honest 说实话 to tell you the truth 实话实说吧

4. Please translate this sentence:我虽然读过大学，但我不是个好学生，几乎没有上过课。我从读大学开始就没参加过考试，毕业也很不顺利，多次补考才拿到毕业证（才过关），通常来说像我这样的学生是不可能说英语说的我现在这么溜的。所以，你说我很幸运父母很有钱，可我要说，幸运的是我有这么好的语言天赋，让我能够做到本来我也许应该做不到的。
I have been to college, but did not do well in college at all. I skipped almost all my classes. From the day I entered college, I do not remember taking any exams. My graduation did not go smoothly either. It took me multiple makeup tests to pass and to finally get my diploma. Normally it'd be impossible