1. 根据语境从方框中选择恰当的单词填空。有的需要变换形式

place, off, leave, still, moment

1. （1） Is your grandfather gettingthe bus?
3. （2） He oftenthe office at seven o' clock.
5. （3） Are you on the farm at this?
7. （4） —Do you know these?

   —Oh, some of them.

9. （5） Who isin the classroom?