Определите время и залог сказуемого :
a) Britain has not yet solved the problems of a multiracial society.
b) Most members of ethnic minorities live in the South-East.
c) In the 1950s many British companies needed people for unskilled or semi-skilled jobs.
d) By the mid-1970s the newer industries were producing a much larger share of total industrial output.

a)has not solved-present perfect activeb)live-present simple activec)needed-past simple actived)were producing-past continuous