用所给动词的适当形式填空。 |
1. By the end of last year, the famous writer _____ (write) 20 books. 2. When we _____ (get) to the cinema, the film _____ (on) for half an hour. 3. Before he _____ (come) here, he _____ (live) in Britain for ten years. 4. By the time I _____ (arrive), she _____ (leave). 5. I _____ (learn) a lot of English songs before I _____ (be) ten. |