Do you know who designed the CD-ROM Around the World in Eight Hours? — Yes. It ______ by Nancy Jackson.

Beijing is a city with many places of interest and _____ tourists come here every year.

Don’t turn on the TV. Lucy has just come home from work and __________.

Some girls are on the hill. Where are ____________?

Nowadays when tourists pay a visit to Xi’an, _______ for them to take public transport.