Student or Learner
1. He is not a well-known singer, not many people have heard ______ him.
2. I must warn you ______ the dog. He is very aggressive sometimes.
3. We warned our children ______ the dangers of playing in the streets.
I think we have two answers in each question. Please tell me which of them is better
Last edited by Freeguy; 14-Nov-2013 at 07:45.