A
1.is
2.is
3. Is
4. Are
5. Is
6. Is
7. Are
8. Are
9. Is
10. Are
B
1.preparing
2.hunting
3. Eating
4. Coming
5. Making
6. Eating
7. Singing
8. Chasing
9. Running
10. Drinking
C
1.not
2.is
3.laughing
4.is not raining
5. Not
6. Are
7. Are not walking
8. Not
9. Are
10. Is not barking
D
1.Am i cooking
2. Is jack baking
3. Are the girls baking
4. Is it raining
5. Are they making
6. Are you coming
7. Is the dog barking
8. Is she talking
9. Is he laughing
10. Are kate and John sleeping