The Greens will get to (到达) Beijing ______ May. [ ]

The survey shows that 200 students do different things during their vacations. ______ of them take classes according to the survey.

During the tourist season, there are many people wandering in this city to see the old castles _____ in the sixteenth century.

Justin Bieber has many good songs. They are_______ with young people.

Tina _______ outgoing. She has many friends in her class.