一般过去时叙述人物事迹 — 英语填空题
题目
Lin asked her grandfather, “What did Professor Chen do for our town?” Grandpa replied, “He ___ (teach) children in a small school for many years. He ___ (write) a book about local plants, but he ___ (not write) it in English.” Complete Grandpa’s words with the correct forms of the verbs.