Read the text and then answer the question.

Nindia: What is your opinion about my picture?

Sofia: Wow! Amazing! I think it is very beautiful and colorful. I think you are talented in painting.

Nindia: Thank you. By the way have you finished your homework?

Sofia: Not yet. I have a problem about it. Can you help me?

Nindia: Ok. No problem. What do you think of English lesson?

Sofia: I think English lesson is difficult. What about you?

Nindia: I think English lesson is easy because it's one of my favorite lesson.

What expressions does Nindia use to ask for Sofia's opinion?