a person who tosses a can or a napkin on the ground is contributing to land pollution. This (1)_ of pollution mainly involves the depositing on land of solid waster that cannot be broken down quickly or, in some cases, at all. Heaps of trash are not only unpleasant to look at- they can (2)_interfere with the lives of plants and animals. Land pollution also includes the build - up of (3)_ chemicals on land. The use of pesticides in farming is a major source of this type of pollution. These chemicals are spread over fields to kill insects, weeds, fungi, or rodents that are a threat to crops. But pesticides harm or (4)_ other livin things too. When they drift with the wind or become absorbed (5)_ fruits and vegetables, they can become a source of health problems such as cancer and birth defects. 1. A.phan B.use C.train D. type 2. A. so B.also C. too D.such 3. A.poisonously B.poison C.poisoning D.poisonous 4. A.make B.kill C.get D.help 5. A.of B.up C.into D.on