There ____ a pen and some books in my bag.
This is Tony's.visit to Jinan. He has been here once before.
-You look so. . What's wrong? -I can't find my ID card.
-.is it from your home to school? - It's about three miles.
-Would you mind tuming down the music? -. ,I'll do it right away.
I can't see the words . on the blackboard. Please turn on the light.