IV. Điền vào chỗ trống với dạng đúng của động từ.

1. They have managed to gather all their supplies in one week.
2. The trip is expected to last for two or three years.
3. But Tanya seems to be very brave and refuses
4. Their spaceship must avoid hitting asteroids and UFOs.
5. Tanya feels that she will enjoy exploring the solar system.
6. I regretted forgetting to call my grandfather for his birthday.
7. I'm amazed because you didn't hesitate to accept that job.
8. You hate waiting for your girlfriend.
9. Barbara celebrated winning the TV contest.
10. George's father learnt how to play the guitar in five years.
11. All my friends wanted to go to the zoo in the afternoon.
12. My neighbor enjoys collecting stamps and coins.
13. It was late so we hurried to catch the last bus.
14. Does she know what to do in case of a fire?
15. Super Hero Phillip has decided to take a trip to Mars.
16. I see a hog almost finished packing his suitcases.