** Đáp án + Giải thích ** ----- Nội dung ảnh ----- Exercise 3: Put the verb in the past continuous tense.
1. I (go) ______________ down the street when it began to rain. 2. At this time last year, I (attend) ______________ an English course. 3. Jim (stand) ______________ under the tree when he heard an explosion. 4. The boy fell and hurt himself while he (ride) ______________ a bicycle. 5. When we met them last year, they (live) ______________ in Santiago. 6. The tourist lost his camera while he (walk) ______________ around the city. 7. The lorry (go) ______________ very fast when it hit our car. 8. While I (study) ______________ in my room, my roommate (have) ______________ a party in the other room. 9. Mary and I (leave) ______________ the house when the telephone rang. 10. We (sit) ______________ in the café when they saw us.