What the idiom “失之东隅，收之桑榆” states is that great changes have taken place in the world.
举一反三
- Great changes have taken place since then in the factory_____we are working. Great changes have taken place since then in the factory_____we are working.
- Great changes have taken place ___.
- Great changes ___ in the last ten years. A: have taken place B: have been taken place
- Great changes have taken place since you _____.
- Great changes have taken place in China since 1977.Still changes will take place in the future.