Great changes in the past 20 years. A. took place B. takes place
举一反三
- Great changes ______in the past 20 years. A: took place B: akes place C: are taken place D: is taken place
- In the past so years, great changes ____ in China. A: take place B: took place C: have taken place D: are taking 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
- 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 have been taken place in the past years.