1. She was very conscious (1)........of.......... her lack of experience on her first day at work.

2. He has a new solution (2)........to.......... the problem.

3. Nobody helped him. He managed it (3)........on.......... his own.

4. The drivers (4) ..............in..... London kept their cars (5) .......on........ the left.

5. The summer holiday is coming. We are all excited (6) .....about............ going (7) ....on......... a long trip (8) .....to....... the South.