Переведите и изберите подходящую форму глагола to be 1 The fiver

Переведите и изберите нужную форму глагола to be
1 The fiver ( are , am , is ) deep
2 The role which he played in her life ( were , was , will have been ) significant
3 We haven't much electricity this month. The bill is going ( have been , will be, to be) not so big
4 They ( are , is , was ) very much interested in the news