___in our check-in procedures since the new manager took over.
A: A. There are changes
B: B. Changes have been there
C: C. There have been changes
D: D. We have changes
A: A. There are changes
B: B. Changes have been there
C: C. There have been changes
D: D. We have changes
举一反三
- Great changes in our country since twenty years ago. A: have taken place B: have been taken place C: took place D: have been happened
- 1. In our company, great changes ________ since the new manager came. A: took place B: take place C: will have taken place D: have taken place
- In the last ten years, there have been many changes in family life. Are these changes ______?
- ____in our check-in procedures since the new manager took over.
- 3. Great changes in our hometown in the past five years.( ) A: have happened B: have taken place C: have been happened D: have been taken place