What difficulty I had _____ the dirty walls! I had no choice but to have it ____ again.
Usually people in Japan and Korea _______ when they meet for the first time.
After having a class, there _____ some students _____ games happily.
—Could you tell me ______? —Sure, just five minutes ago.
We can’t visit the China space Museum because the price of the ticket is too ______.
The cake smells _______ that I want to eat it very much.