——Why are the housing prices in big cities going up all the time? —————One reason is that people are__________ into overcrowded cities in great numbers.
Mozart's birthplace and the househe composed 'The Magic Flute' are both museums now
Bill suggesteda meeting on what to do for the Shanghai Expo during the vacation.
During the period of recent terrorist activities, people _____ not to touch and unattended bag.
It is immediately clear ____ the financial crisis will soon be over.
Hearing the dog barking fiercely, away.