1. The chemical ____ from cars and factories make the air, water and soil dangerously dirty. A. pollution B. polluted C. pollutants D. pollute 2. ____ heat comes from deep inside the earth. A. Geothermal B. Solar C. Nuclear D. Hydro 3. Most people buy their houses with a loan which they then pay back ____ 25 years. A. over B. during C. with D. when 4. He is very good at ____________ people singing with his guitar. A. making B. getting C. accompanying D. having 5. “Shall we go out tonight?” - “_____________.” A. Yes, I can B. Yes, we are C. Yes, we go D. Yes, let’s 6. All three TV channels provide extensive ____ of sporting events. A. broadcast B. network C. coverage D. vision 7. Your grandfather is rather tired so do not _____ your visit. Let him have a rest. A. prolong B. lengthen C. delay D. shorten 8. It was only _____ he told me his surname that I realized that we had been to the same school. A. then B. until C. as soon as D. when 9. He got an excellent grade in his examination _____ the fact that he had not worked particularly hard. A. on account of B. because of C. in spite of D. although 10. My father is an ____________ guitarist. A. accomplishing B. accomplished C. accomplish D. accomplishment