Помогите с тестом по английскому

1) ‘Were you expecting James and Paul to stay for dinner?’ No, but I A... a lot of food, so it didn’t matter.’
A: had prepared В: was preparing С: had been preparing
2) ‘Tony has been singing for years, hasn’t he?’ Yes. He …A..his first record when he was sixteen.’
A: made В: was making С; had made
3) ‘There was a power cut last night.’ ’I know. I B..some paperwork when the light went out.’
A: had been doing В: was doing С: had done
4) ‘Did you see Paul Simon in concert?’ ‘No. I was hoping to get tickets, but they A……’
A: had sold out В: sold out С: were selling out
5) ‘The restaurant was packed last night.’ ‘Yes. Luckily, I …B….a table in advance.’
A: was booking В: had booked С: had been booking
6) ‘Did you watch the film yesterday?’ ‘No. It…C….by the time we got home.’
A: finished ……В: was finishing…C:…had finished
7)…‘Did you stay late last night?’ ‘No. I …A…all day, so I went to bed early.’
A: had been working …..В: ….worked ……С: was working

8) ‘Did you enjoy your holiday?’ ‘Yes. We …B…most of our time on the beach.’
A: had spent В: were spending С: spent
9) ‘Kim looked tired this morning.’ ’I know. She …C…all night long.’
A: studied …. В: had studied …..С: had been studying
10) ‘So what happened?’ ’We…C… through the woods when we heard a gunshot.’
A: had walked В: walked С: were walking