In the past ten years,they _three great scientific experimee
great changes ___in our hometown in the past ten years
they --all over the country in the past ten years
In the past ten years there ___ great changes in our hometow
单项选择:Great changes ____ in the past ten years in China .
great changes have taken place in the past ten years in chin
there _____ great changes in Shenzhen in the past ten years.
In the past ten years,the man has been____a lot.
over the past ten years
There( ) great changes in Shanghai in the past few years.
In the past three years there great changes in Beijing.
Great changes( )place in China in the past 20 years.
Great changes ---- in my hometown in the past few years.