I. Fill a preposition in each blank.
1. In Britain, people drive ........... left-hand side.
2. He looked everywhere ................. the wallet but she couldn't find it.
3. She will be here ............... a moment.
4. How do you understand this English word ? Simply by looking it .............
5. Playing computer games for too long is harmful ................ your eyesight.
6. You can phone me .................. 8 am and 13.30 tomorrow.
7.Many pets lovers object ............ animals being used ............... on - animal experiments.
8. The principal punished George ................... smoking at school.
9. Every night I write up a diary ............ the day's events
10.You needn't concern .............. little things , it's the big things that are important.
11. The bomb went .............. just as we were passing the Town Hall.
12. How was the exam ? How did you get on ............. it ?