1．I can't tell you how much the precious painting is worth, but it is ________ (rough) assessed at $100 million.
答案 roughly
解析 句意：我没法告诉你这幅珍贵的画值多少钱，但是它大致可估价1亿美元。roughly“粗略地”。
2．Although she brushed the old pot ________ (thorough), she could not make it completely clean, which made her very upset.
答案 thoroughly
解析 句意：尽管她把这个旧罐子彻底清洗了，但还是没有把它完全洗干净，这让她很心烦。根据句意可知应用thoroughly，表示“彻底地”，修饰动词brush。
3．—Do you like Mary's new hairstyle?
—Perfect! How much ________ (good) she looks with the curly short hair!
答案 better
解析 句意：——你喜欢玛丽的新发型吗？——很棒！她一头卷曲的短发看上去好看多了。根据语境可知，玛丽现在的发型比以前好看多了，故用比较级better。
4．When it comes to my hobbies, I like rock climbing ________ (good)．
答案 best
解析 句意：说到我的爱好，我最喜欢攀岩了。此处表示在所有的爱好中进行比较，故用副词的最高级形式。
