It is known that water is not _____ endl
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