1. They have discussed the pollution problems since last month
_______________________________________________________________
2. Is he going to repair this bicycle?
_______________________________________________________________
3. Have you sent the invitation cards to your friends?
_______________________________________________________________
4. My father moved the sofa into the living room.
_______________________________________________________________
11. Her sister is preparing the breakfast in the kitchen.
______________________________________________________________
12. We should clean our teeth at least once a day.
______________________________________________________________
13. The shop assistant handed the packages to the customer.
______________________________________________________________
14. The director awards the first prize to the best competitor.
______________________________________________________________
II. Finish each of the following sentences so that its meaning stays the same.
1. Phillip had gone out before they arrived.
→ After _________________________________________________________
2. I had lunch then I watched an interesting film.
→ Before ________________________________________________________
3. There had been a power cut before they got out of the room.
→ When _________________________________________________________
4. After the manager had informed us clearly about the job, we started our work.
→ By the time _____________________________________________________
5. My father had had dinner by the time I came home.
→ Before ________________________________________________________
(5* câu + trl hay nhất ạ)