i thought you liked history----i do,but i didn't do too well

我原以为你喜欢历史.
I do,but I didn't do too well in this exam.
我确实喜欢.但这次考试成绩不理想.
too (与否定词连用,表示缓和语气、礼貌或谨慎）太,十分
I wasn't too happy with what I'd written so far...
我对于目前已写完的这些并不太满意.
excuse,secuse.but why a c in chemistry?
这句看不懂.
secuse是什么?
but why a c in chemistry?没谓语.
再问： 两个excuse，打错了，那么现在是什么意思？？？？】】 http://zhidao.baidu.com/question/534543156?quesup2&oldq=1 这一题？？