"what do you think of sth" 是一个常用的英语句型，用于询问某人对某事物的看法或意见。这个句型的正确表达是 "how do you like sth" 或 "what is your opinion/idea of sth"。例如：

1. How do you like the new movie？

2. What is your opinion about the book？

因此，"what do you think of sth" 的造句可以是：

How do you like the TV show "Game of Thrones"？

What is your idea of a perfect holiday？