用括号内所给单词的正确形式填空。
1. The ________ (five) talent show gave us a big surprise.
2. The math problem isn’t difficult, and I can work it out ________ (easy).
3. The seat is hard and ________ (comfortable) to sit on, so I have a sore back.
4. Mum, have you finished ________ (cook)? Is there anything I can do for you?
5. My grandma is interested in taking ________ (photo) with her mobile phone.
1.fifth 2.easily 3.uncomfortable 4.cooking 5.photos