问题详情:
-- Is air the lightest thing in the world?
-- Not . Scientists from Zhejiang University have just developed the world’s lightest material.
A. now B. yet C. then D. again
【回答】
A
知识点:副词
题型:选择题
问题详情:
-- Is air the lightest thing in the world?
-- Not . Scientists from Zhejiang University have just developed the world’s lightest material.
A. now B. yet C. then D. again
【回答】
A
知识点:副词
题型:选择题