TEST YOURSELF D
Do .you know when automobiles were invented?
a. cars b. carts c. trains d. steamboats
It is automobiles that provide millions of people with transportation.
a. supply b. submit c. bring d. cause
Large amounts of dangerous waste are daily by the factory.
a. survived b. come c. brought d. discharged
The oil slick seriously threatens life around the islands.
a. forestry b. marine c. land d. world
The pollution problem is very complicated to solve.
a. quick b. easy c. complex d. prompt
Scientists and engineers can work to find ways to lessen the amount of pollution.
a. provide b. increase c. reduce d. enforce
Polluted water kills fish and other marine life.
a. Contaminated b. Lessened c. Survived d. Found
is somethin^hat human beings can never avoid.
a. Die b. Dead c. Death d. Deadly
Factories give but cause pollution.
a. employ b. employer c. employee d. employment
It is a legal that producers have to deal with the waste form their factories.
a. require b. requisite c. requirement d. requires