Сomplete the sentences with appropriate Active or Passive tense forms of the verbs in brackets.
1)They (show) on TV that after the hurricane New Orleans' sports arena (become) shelter for 20,000 people.
2)Soon it (become) clear that the federal government's response (be) too slow/
3) Last year Chine (predict) to become the World's biggest greenhous gas polluter/
4)It (mention) at te conference that the Kyoto Protocol (not, ratify) by Australia and the USA/
5)You (have) separate rubbish bins for paper, glass and aluminium in your area?
6)This year nearly a quarter of all cars that (sell) in the USA are big cars suitable for off-road action.
7)They (complete) the new recycling factory by the end of the year.
8)Protecting the environment is not an easy problem to solve, but I'm sure it (solve) one day.