It is known that water is not ______ end
题型：选择题
问题：
It is known that water is not ______ endless resource, nor ______ that can be made once more.[ ]
A. The; \
B. an; one
C. an; that
D. \ ; one
It is known that water is not ______ endless resource, nor ______ that can be made once more.[ ]
A. The; \
B. an; one
C. an; that
D. \ ; one