根据句子意思和所给的首字母写出所缺单词。要求在答题卷上写出完整的单词。（每空只写一词）

小题1:Most people will feel h_____ when they are away from their homes for a long time.

小题2:Whether to go or not. It’s difficult for me to make a d___________.

小题3:We hope our f__________ will last forever.

小题4:He works hard every day. I think he will a_________ his ambition one day.

小题5:The student not only learn k______ from the textbooks but also from different activities.