题目内容：

About seventy percent of the students _______in playing computer games
About seventy percent of the students _______in playing computer games
A show interest B shows interest
C show interests D is interested

优质解答

答案：A
show interest in
对…表现出兴趣,这是固定搭配,所以排除C
seventy percent of the students是百分之七十的意思,后面的谓语形式与前面的主语一致（主谓一致）所以排除BD
故选A