Choose the correct answer for each following question.
1. She hasn't finished the letter .......
2. It's too cold outside. Would you mind....... the window?
3. I am happy....... all the exams.
4. We......... dinner when the phone rang.
5. Color television........ by John Logie Braicl in 1928.
6. The bike......... in Japan is US $100.
7. I often play soccer..........Sunday afternoon.
8. I've known her....... two years.
