问题详情：
用括号内所给单词的正确形式填空。
________ (five) talent show gave us a big surprise.
math problem isn’t difficult, and I can work it out ________ (easy).
seat is hard and ________ (comfortable) to sit on, so I have a sore back.
, have you finished ________ (cook)? Is there anything I can do for you?
grandma is interested in taking ________ (photo) with her mobile phone.
【回答】
h ly mfortable ing os
知识点：构词法
题型：完成句子
