___the people have become the master of their own 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 |
相关知识点
推荐试卷
___the people have become the master of their own 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 |
试题篮
()