1. He drives slowlier and more carefully than I do.

2. It was a two-week trip.

3. Khanh speaks English fluently.

4. Thu often speaks to Dave and Mary in English.

5. Chicken is Mai's favorite food.

6. Hoa likes beef more than fish.

7. There was a picture of a buffalo on my cap.

8. Nam is a member of his school badminton team.

49. The sun shone brightly all day and made the room warmly.

50. Mr. Hung runs fast. He's a fast runner.

51. There will be a lot of activities in my village festival.

52. Videos can help the police when there is a robber.

53. Don't worry! Your cold will last for a few days and then disappear.

54. My shoes are here. Where are yours?

55. Our class is having a medical check-up.

56. What is the height of that tower? Is it the highest tower in the world?