I:

1. A fish is eaten by the cat.

2. Old grandparents are looked after by their children.

3. A nice girl was seen at the party last night.

4. Are toys liked?

5. Milk is drunk every morning.

6. The floor is being cleaned now. 

7. The problem will be solved soon.

8. Our homework is being done at the moment. 

9. Was your lesson being learned at 7 pm last night?

10. Their work has just been finished.

II:

1. Her father is planting the tree in the garden now. 

2. The builders have built a small house here.

3. That famous author wrote the book. 

4. Your teacher will help you. 

5. My cat is chasing a rat.

6. Mr. Nguyen teaches English. 

7. Ms. Hoa is explaining the lesson now.

8. Her mother dug a big hole in the yard.

9. The waitress will make milk.

10. I sent to a small package last week.