— Excuse me, could you tell me where I can buy some ?— Sure. There’s a post office at the first crossing.
—Our country _____ progress in science and culture in recent years.
When we went into the park, we saw someone _____ Chinese Kungfu.
—Have you ever _____ Mudanjiang to see the Jingbo Lake? —Yes, I have.
You’d better speak aloud ______ we can hear you.
—Lily, _____ you _____ your ticket? —Not yet!