study的过去式和过去分词?
的有关信息介绍如下:study 双语例句
例句 1. Reading for pleasure and reading for study are not the same.
读书以自娱和读书以学习是不相同的。
例句 2. We will study the report carefully before making a decision.
我们将认真研究这份报告,然后再作决定。
例句 3. They studied the geographical distribution of the disease.
他们研究了这种疾病的地域分布情况。