Помогите надо раскрыть the Past Perfect or the Past Perfect Continuous Tense.1) The boys...

Question

Помогите надо раскрыть the Past Perfect or the Past Perfect Continuous Tense.
1) The boys ... (to play) volleyball on the beach yesterday.
2) They ... (to play) volleyball from 9 to 11 yesterday morning.
3) By 5 o'clock yesterday their team ... (to play) two games of volleyball.
4) Den ... (toplay) volleyball for ten minutes yesterday when he suddenly ... (to twist) his ankle.
5) At that time Ron ... (to listen) to music in his room and ... (not to hear) the doorbell.
6) The secretary ... (to talk) on the phone for twenty minutes when the door ... (to open) and her boss ... (to come) into the
room.
7) Peter ... (to drive) towards the airport last Sunday when he suddenly ... (to remember) that he ... (to leave) his passport at
home.
8) We ... (to go) to a cafe after we ... (to meet) Sally.
9) When David ... (to return) home yesterday his wife ... (to cook) the chicken which she ... (to buy) in the supermarket the
day before.
10) It ... (to be) midnight and Linda ... (to sleep) hut John ... (to lie) sleepless because he ... (to think) about the words his chief

Answer 1

1/ the boys had played ...2/they had been playing 3/ had played 4/Den had been playing .....when he suddenly had twisted....5/...Ron had been listening to music.....and  had not heard ...6/...had been talking....door had opened and her boss had come into....7/Peter had been driving to....he suddenly had remembered that he had left .....8/We had gone....we had met..9/When D. had returned.......had been cooking.........she had bought........10/It was midnight and L. had slept but John had been lying......had thought about.......