在老师的帮助下我在英语写作上已经取得了很大进步(in English writing)

With the help of my teacher, I have made much progress in English writing.除了这只兔子你还买了什么无论何时你学习上有困难，你可以向我求助What did you buy besides the rabbit?Whenever you have difficulties in your study, you can ask me for help.你知道谁发现了这个岛屿这几天我睡觉有问题，昨晚我直到11点才睡着你明天早上叫醒我好吗Who do you think discovered the island?I have some problems in sleeping, and I didn't fall asleep until 11:00 last night.Could you please wake me up tomorrow morning？