A
1.isn't he? 
2. Is it? 
3. Aren't you? 
4. Didn't she? 
5. Did he? 
6. Aren't they? 
7. Hasn't he? 
8. Isn't it? 
9. Will he? 
10. Hadn't he? 
B
1. Correct
2. Correct
3. Correct
4. In correct
5. Correct
6. Correct
7. In correct
8. Correct
9. Correct
10. In correct