___ has been known for about a hundred years, its commercial development has taken place since the beginning of the century.
A: Which
B: While
C: That
D: As
A: Which
B: While
C: That
D: As
举一反三
- It has been about seven years since they____.
- 纠错Paris has been well known about its famous monuments, beautiful music, andwonderful restaurants for over one hundred years.
- The computer has ______ of human beings in some ways. A: taken place B: taken its place C: taken a place D: taken the place
- After hard work of several hundred years, Pompeii city has been restored to its original prosperity.
- In fact, it has just a history of （）. A: less than two hundred years B: more than a hundred years C: less than a century D: nearly a century