_____ thepeoplehavebecomemastersoftheirc
题型:选择题
问题:
_____ the people have become masters of their country _____ science can really serve the people. [ ]
A. It is only then; that
B. It was that; when
C. It is only when; that
D. It was when; then
_____ the people have become masters of their country _____ science can really serve the people. [ ]
A. It is only then; that
B. It was that; when
C. It is only when; that
D. It was when; then