Вопрос по английскому языку:

Раскройте скобки, употребляя глагол в форме Past Perfect, Past Indefinite
или Past Continuous.
1.She… (scarcely /to cross) the street when the traffic lights…(to change).
2.The report… (to be) extremely boring. I… (to listen) to the speaker another ten minutes and (to leave) the hall.
3.Why...(Joan/to look) unhappy this morning? – She.. (to quarrel) with Jack.
4.We…(to have) a very good time. We…(to go) to a concert.
5.He…(to be) an unusually gifted child. By the time he…(to be) eight he…(to know) the multiplication tables by heart and…(to read) all the History textbooks we…(to have) at home.
6.He… (to agree) to help only after I… (to ask) him several times. I never… (to find) out why he… (to refuse) so long.
7.By that time the police (to have) all the necessary information so they…
(to look) for the criminals in all the places where people…(to see) them before.
8.He…(to be) thirsty again though he…(to drink) half of the bottle of juice since he (to come) home.
9.I…(to need) your advice at that time that's why I…(to call). I…(to call) many times for about an hour but nobody…(to answer) (you /to be) out? - Actually I…(to sleep). Your calls…(not/to wake) me up because I…(to take) a sleeping pill.
10. Laura… (to spend) a sleepless night and…(to suffer) from a bad headache.
She…(to want) a rest badly. She (to go) out, (to walk) for some time but it…(not / to help) and by 1 o'clock in the afternoon she…(to be) in bed again. Hardly (she / to start) to fall asleep when the telephone…(to ring) and she…(to get) up.