1.It +被动语态+ that…
  1)It is widely acknowledged ( recognized ) that extensive deforestation
contributed to heavy summer flooding.
  2)It is reported that 800000 applicants sat for the National Master’s Entrance
Test in 2003.
  3)It is estimated that two thirds of the cities of our countries will be in acute
shortage of fresh water by 2010.
  4)It is generally accepted that to practise euthanasia on a patient who is still
alive is inhuman.
  5)It must be admitted that the price war will disturb t ...