1. He was just going to leave the restaurant( )another traveler came in．
2. (选择)Some states have a sales tax，which is a percentage( )to any item which you buy in that state． ( )
3. This book speaks( )the author's childhood．
4. At 12 o'clock,he( )the TV and went to bed.
5. ( ), I was the one who broke the window yesterday.
6. (选择)Jean didn't have time to go to the concert last night because she was busy( ) for the examination. ( )
7. For years Jones kept( ) up with new and good ideas.
8. They have now decided to carry( )their own views.
9. (2009.4,选择)We( )to go to the supermarket because we had plenty of food.
10. ( )a result of this new awareness, attitudes toward health are changing.