I will have to do my homework now,because I have to go to school tomorrow.I'm looking forward to your early reply.
"不好意思"不要直接翻译处"I am sorry",否则不符合英语的表达习惯.
可以在这里加上这样的话:I still have a lot of things to tell you,but...
我猜是给外国笔友写的.不要造成误会.