I was told to meet Mr. Green at the airport. But I don't know       he will arrive.

I don’t think there is _______ with the computer.

__________ is the young woman over there?   --- She is my teacher.

——Where ______ you _______ from? —— Shanghai.

  - _______ do you go back to your hometown to visit your grandparents? - Twice a year: Usually at Mid-Autumn festival and during the Chinese New Year.