延续性动词与非延续性动词 — 英语填空题
题目
根据句意，用括号内动词的适当形式填空，每空一词。Tom ___ (borrow) this storybook from the library last Friday, and he ___ (keep) it for only five days so far. He says he ___ (have) to return it next Monday, because readers can ___ (keep) each book for at most two weeks.