Complete the conversation with the correct forms of the Present perfect. Nina Hi, Dan. ' Have you seen (you / see) the new music video with Rihanna? It was on TV.
Dan No, I haven't 12 ..........(not watch) TV today........... (you/do) your math homework?
Nina No. I..........
Dan It's really difficult, but my brother............ (show) me how to do it. Nina Lucky you! You can help me later.
Dan Sorry, Nina, but I'm meeting Amy in five minutes. She ...........(take) some photos for a competition, and I'm going to see them.