V. Complete the news article by putting in the correct active or passive form of the verb in brackets. Sometimes there is more than one possible answer.

For the last ten years, engineers (1) ___________ (measure) noise levels in Britain‘s cities. The study (2) __________________ (just/ complete), and it (3) _________ (show) that there is more noise than ever before. More and more people (4) _________ (drive) mad by the sounds of the city. Complaints about noise (5) _________(increase) constantly over the last twenty years. Last year almost 300,000 complaints (6) _________ (make). The least favourite sources of noise (7) _________ (include) loud music, barking dogs, mobile phones, car alarms and home improvements. We are all familiar with the problems. How is it that a car alarm (8) _________ (can/ hear) by everyone except the owner of the car? Why (9) __________ electric drills_________ (have to/ use) early on Sunday morning? Why (10) _________arguments (carry) on with the windows wide open? Noise (11) ________ (still/increase),‘ said a member of the research group.

For the last ten years, engineers (1) ___________ (measure) noise levels in Britain‘s cities.