Boris has brain. In fact I don’t think that anyone in the class has IQ. A. a high B. a h

问题补充：

Boris has brain. In fact, I don’t think that anyone in the class has IQ.

A. a high

B. a higher

C. the higher

D. the highest

答案：

A. a high

(答案→)B. a higher

C. the higher

D. the highest

解析：句意：鲍里斯很有头脑。实际上，我认为班里没有人能有高过他的智商。结合语境可知本句中泛指的是任何一个高过鲍里斯的智商，故用定冠词+比较级的形式，选B.