In my mind, no such_______ thing in our country as_______ Great Wall can represent the image and culture of China.
There __________great changes in our hometown in the past fifteen years.
-----________did your uncle leave his home town ? ----He ___________for nearly twenty years.
It's very to play Chinese chess with old friends at home.
—I’m glad to see that the government has_______ the open space _____a public library. —Me, too. We can do some reading there.
We each other since I left school.