4 Complete the short report with one word in each gap.
The government is (1) ... air quality tested because high levels of pollution (2)... thought to (3) ... increasing. The government is also having research (4) ... in schools to try to find out whether air pollution is having any effect on students' performance. Air pollution is known (5) .... affect health and is estimated to (6) ... thousands of deaths each year. (7) is also claimed (8) ... it affects the development of the brain and young people's intelligence, but more research is needed to decide if there is a clear link.
The government is having air quality tested because high levels of pollution is thought to be increasing. The government is also having research conducted in schools to try to find out whether air pollution is having any effect on students' performance. Air pollution is known to affect health and is estimated to cause thousands of deaths each year. It is also claimed that it affects the development of the brain and young people's intelligence, but more research is needed to decide if there is a clear link.
