1. Определите временную форму глагола.
а) I think he will take rart in the research.
б)The Earth provides people with mineral resources, rivers and forest.
в) We are living in a time of rapid scientific and technological progress.
2.Поставте глагол в скобках в Passive Voice.
a)Among the moid materials, sand (to use) more than all others.
b)The ambulances (to equip) with everything necessary to give the girst aid,
c) Limestone (to extract) in great amounts in special open pits near ferrous metallurgical plants.