It took Mr. Hoang half an hour to walk to work yesterday

1. It took Mr. Hoang half an hour to walk to work yesterday.
→Mr. Hoang spent........
2. It isn't important for you to finish the work today.
→You don't .......
3. Because of the bad weather, we had to stop our picnic..
→The bad weather prevented
4. Miss Lan runs fast.
........
→Miss Lan is........
5. The trip to Ho Chi Minh city was cheaper than we expected.
→The trip to Ho Chi Minh city wasn't .....
7. Our summer vacation lasts two months.
→ We have a ....
8. The sailors like the sea better than the land.
→The sailors prefer .......
9. What is the price of this cap?
→How much..........
10. You shouldn't eat too much meat.
.?