Chemistry has been existing for thousands of years.
举一反三
- The tortoise as far as I know has been on earth for thousands of years.
- How many years has Richard been working in this company? ________ years.
- Zhang Hanschool two years ago and hefor two years. A: leaves ; has gone B: left; has been away C: leaves; has been away D: left; has gone
- As a phenomenon, intercultural communication has existed for thousands of years.
- 青书学堂: ( )Although he's only 16 years old,______ he has been a college student for two years.