There ------great changes in our country in the past few yea

There ------great changes in our country in the past few yea There( ) great changes in Shanghai in the past few years. in the past few years there have been great changes in my ci in the past few years there( )great changes in my hometown为什 1.In the past few years there ——great changes in my hometown In the past few years there() great changes in my home town. Great changes ---- in my hometown in the past few years. 选择 In the past few years there ___great changes in our city. In the past ten years there ___ great changes in our hometow there——great changes in our town in the past fifteen years.A Great changes _________(happen ) in our city in the past. There have been great changes in our country since 1990.