In the past so years, great changes ____ in China.
A: take place
B: took place
C: have taken place
D: are taking place
A: take place
B: took place
C: have taken place
D: are taking place
举一反三
- In the past 30 years, great changes ___(take place) in our country. A: took place B: take place C: have taken place D: were taking place.
- Great changes______ in the past ten years in China. A: took place B: have taken place C: were taking place D: had taken place
- Great changes ______ in China in the past twenty years. A: have taken place B: took place C: were taken place D: have been taken place
- Great changes ______in the past 20 years. A: took place B: akes place C: are taken place D: is taken place
- Great changes have taken place in China since 1977.Still changes will take place in the future.