Although the world's energy resources have taken many millions of years to produce, we are quickly beginning to(33)___________ these supplies. Recently a UN committee reported that the world's oil and gas supplies would last about 100 years if used carefully. The report stated that (34)_________ would be enough oil and gas for a century only if the present demand could be controlled. If the demand continued to (35)__________, the report said that fuel supplies would (36)__________ for less than forty years. According to the report, governments must now take steps to control the amounts of fossil fuel which are used.

Question 33: A .end B.exhaust C. finish D. destroy

Question 34: A. It B. This C.they D. There

Question 35: A. Grow B. Decrease C. Reduce D. Enlarge

Question 36: A. Long B.tow C.last D.widen