5. When I came to the stadium, the match (start) ......................................
6. After Nick (do) .................. .......... his homework, he (go) ............................ to bed last night.
7. Mai (live) ............................ in Hai Phong for five years before she (move) ............................ to Ha Noi three years ago.
8. Phong (tell) .......................... me yesterday that he (learn) .......................... French for a year.
9. Ms. Hong (work) ............................ at our school for twenty years before she (retire) ............................ last June.
10. By the time I (get) ....................................... to Nick’s house, his party (already/ start) ................................................
11. When we (come) ..................................... back to our home village last month, it (change) ............................ so much.
12. I couldn’t recognize my cousin because he (grow) ............................ a lot.
13. By the time the bus (come) ............................ this morning, Duong (wait) ............................ for it for half an hour.
14. Before she (listen) ............................ to music, she (do) ............................ homework.
15. Last night, Peter (go) ...................... to the supermarket before he (go) ........................ home.