Choose the correct answer for each following question.
1. Have you ................ any news about Lan since her bike accident?
2. We ............... dinner when he arrived yesterday evening.
3. Mai asked her friend ............... shopping.
4. I have known her .................... two years.
5. Would you mind ........ the window?
6. The table ................ of wood is more expensive than plastics.
7. The old car tires are ......... to make pipes and floor coverings.
8. How many .................. do you celebrate in your country?
