Mary b____ a good doctor last year. 补充单词

来源：百度知道 编辑：UC知道 时间：2024/06/15 14:33:08

became

became
become的过去式，“成为”的意思

became （become became become）
结尾是last year，所以应用过去时。
这个和since last year不同，有since\for 等时间副词的句子才应该用完成时。

became

became