1. As soon as we walked into the room, we a noise. Someone my computer. a) heard / used

b) were hearing / used

c) heard / was using

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if they really wanted to do that and imprint on some material thing they could buy a camera at the local store regardless of higher price.

do you know the wilsons? they*re a very friendly family.

определенный артикль the ставится перед именами собственными (фамилиями), обозначающими целиком всю семью. 

true,  students can buy bottles of water

- how much bread can she give them?

- how much meat does he eat?

- how much jam could he take?

- how much cheese did she buy?