The two biologists debated ____each othe
问题:
The two biologists debated ____each other for years ______ the origin of species.
A. with; about B. about; for C. between; over C. to; for
The two biologists debated ____each other for years ______ the origin of species.
A. with; about B. about; for C. between; over C. to; for