Put the_______of your tongueagainst your upper teeth when you produce the sound。
—Where is the post office?—It's just over there, at the end of the street. You not miss it.
is known to all is that the Diaoyu Islands have belonged to China since ancient times.
Skiing in Taiwan is most of the time because there's very little snow there.
Schools in China are required to at least one “Sports Day” per academic year.
—May I see your driving license, please?— ? Did I do something wrong?