I didn’t see you at the meeting yesterday. Why —I a book at that moment.

Listen, someone is knocking at the door. Who could be

Come on, please give me some ideas about the project.–Sorry, with so much work ______ my mind, I always break down.

Jim, are you ______ only child in your family now—Yes, but ______ new baby is on the way.

What does your mother do—She is ____________. She works in ahospital