seems to be a strong competition for students to enter a key university.A. ItB. There C. W

问题补充：

seems to be a strong competition for students to enter a key university.

A. It

B. There

C. What

D. That

答案：

A. It

(答案→)B. There

C. What

D. That

解析：句意：对于学生来说能够进入一个重点大学似乎有很大的竞争力。这里使用了There be句型的变形，be动词前面加上seem to，表示“似乎有”，所以选B。