III. Give correct verb forms or tenses. 1. The machine is used (record) our speech. 2. We plan (go) ..camping this Sunday. 3. My mother wants me (post) . this letter before afternoon. 4. Skype can be used (set).up short communication sessions with native speakers to improve (listen). skills and oral communication. 5. At this time next week, we (join) the biggest concert in Vietnam 6. In the year of 2100, scientists (develop). man-made meat because there will be no land for farming 7. This next week we (have) ..a party. 8. They (come) .......................... back home after they (finish).......................... their work. 9. She said that she (meet) .......................... Mr. Bean before. 10. Before he (go) .......................... to bed, he (read) .......................... a novel. 11. He told me he (not/wear)...................................... such kind of clothes before. 12. When I came to the stadium, the match (start) ...................................... 13. After Nick (do) ............................ his homework, he (go) ............................ to bed last night. 14. Mai (live)............................ in Hai Phong for five years before she (move) ............................ to Ha Noi three years ago. 15. Ms. Hong (work) ............................ at our school for twenty years before she (retire) ............................ last June. 16. By the time I (get) ....................................... to Nicks house, his party (already/ start) .......................... 17. By the time the bus (come)............................ this morning, Duong (wait) ............................ for it for half an hour. 18. Before she (listen) ............................ to music, she (do) ............................ homework. 19. Last night, Peter (go) ...................... to the supermarket before he (go) ........................ home.