Chika : Hello Rita, are you busy?
Rita : Hi Dina, hmmm, not really. I am just checking my homework before submit it.
Chika: Oh, but I need your help, would you mind to help me?
Rita : Sure, what I need to do?
Chika : I am wondering to know how to answer this question. For me, it’s quite hard and I hope you get an idea to make it clear.
Rita : It’s easy C.hika Let me help you.