题目内容：

求教英语大神,这句话语法错误在哪里?要怎么改?
As
an old saying goes,"Genius is nothing but labor and diligence." when we have
been learning in high school,it is necessary to seek different ways to improve
our academic performance.

优质解答

这里不必用 现在完成进行时,否则不自然,因为句子说的是普遍道理.就算要加也要配合FOR +时间段语句,直接说 when we study in high school 就行了 而且 learn 一般是要接宾语的 study 可有可无