—Did you notice him come in?—No. I ________ a football game.
There are only ________ new words in the book, but I know _______ of them.
The world paused to remember a cultural giant _______ April 17 after Nobel Prize-winning writer Gabriel Garcia Marquez died _______ the age of 87.
―Excuse me, Jim. Do you have any books about Chinese history?―Yes. ______ book above the shelf is _______ useful one.
---Would you like me to help you with the homework?---______________ . But I can manage it myself.
Excuse me. I _______ I was blocking(挡) your way.