—Of course, it's built over a______________ canyon in the Zhangjiajie National Forest Park.
—It's only_________.
—Yes. The winner is a boy ______ Tom from Class 7.
—Wow, it has ________ history, our CPC is so great.
—Oh, I'm surprised that a ____________girl can dance so well!
一 You mean you can have ________________ off? Oh, that's great!
一 Great!