Which does not belong to the scientific breakthroughs in the 21st century?
A.We'll know whom we are. B.We'll live longer. C.We'll conquer cancer. D.We'll manage Earth.
参考答案:
答案解析:
While we don't agree, we continue to be friends.
While we don't agree, we continue to be friends.A.Because B.Where C.Although D.W