giảiii giùmm vss

Here are the answers to the exercise: 2. He **wondered** if his wallet was at home. 3. The secretary **did not leave** until she **had finished** her work. 4. The couple scarcely **entered** the house when they **began** to argue. 5. The teacher **asked** the boy why he **had not done** his homework. 6. She already **had posted** the letter when she **realized** she **had sent** it to the wrong address. 7. Hardly had the car **gone** a mile when it **had** a flat tyre. 8. The weather **was** far worse than we **had expected**. 9. They **had been married** for five years when they finally **had** a child. 10. No sooner had they **sold** their car than they **regretted** having done so. 11. When she **had finished** her work she **went** to the cinema. 12. He **did not eat** until his parents **came** home. 13. She **told** me she never **had met** him. 14. He **did** her homework before he **went** out. 15. The lights **went** out the moment he **got** into the cinema. 16. Hardly had the holiday **begun** when they **left** the town. 17. They **had been** out for an hour when it **started** to rain. 18. They **left** the shop as soon as they **had bought** everything they **needed**. 19. The house **had burned** to the ground by the time the firemen **arrived**. 20. As he **had done** a lot of work that day he **was** very tired. 21. I already **had heard** about the accident when he **told** me about it. 22. He **had lived** in the country for ten years when he first **came** to London. 23. I **did not talk** to him because when I **arrived** he already **had left**. 24. When we **went** out again, the wind **had stopped**. 25. He **thought** he **had won** in the lottery but he **did not have** of course. 26. No sooner had the bell **rung** when the pupils **went** out to play. 27. Before you **mentioned** his name, I never **had heard** of this poet. 28. Our guests **were** still here when he **came** back from school. 29. The same day he **arrived** I **received** a postcard from him. 30. They just **had closed** the shop when I **got** there.