Robert Bell suggests that____4___ the Government should ban construction of phone towers from within a 500 metre radius of school grounds， child care centres， hospitals， sports playing fields and residential areas with a high percentage of children. He says there is emerging evidence that children absorb low-level radiation at a rate more than three times that of adults. He adds that there is also evidence that if cancer sufferers are subjected to electromagnetic waves _____5_____.
　　Robert Bell calls on the major telephone companies to fund adequate research and urges the Government to set up a wide ranging inquiry into possible health effects.
　　A. until more research is completed
　　B. nearly one for every two people
　　C. they should carry a warning label
　　D. mobile phones should be radiation-free
　　E. where it is geographically suitable to the
　　F. the growth rate of the disease accelerate
　　key：CDBEAF