我当时学画画是因为学习成绩一直不好，语文、数学很少有超过七十分的，即使在小学一年级也是这水平。

Then I learnt painting only because of my poor academic progress: since the first year in the elementary school my scores of Chinese and math had seldom exceeded 70 points.

youdao

我的科学很好，但是语文不好。

I at Science. But I don't well in Chinese.

youdao