这样的失败对任何球队的冠军希望都构成了真正的挫折。

Defeats like this ___constitute a real setback for any team's championship hopes.

女性在许多国家的大学生中占近一半。

Women ___constitute nearly half of the university students in many countries.

这些发现构成了癌症研究中的一个重大突破。

These findings ___constitute a significant breakthrough in cancer research.