I 'm surprised to see the great changes in my hometown .
看到家乡的巨大变化，我惊讶不已。
With the development of economy , great changes have taken place in my hometown in the past ten years .
随着经济的发展，家乡在过去的十年发生重大变化。
changes in my hometownchanges in my hometownchanges in my hometown