YOU (SEE)………. NAM LAST SUNDAY

4. You (see)………. Nam last Sunday? – No, I (not see)…………. him for many days now.Question III:: Fill in each numbered blank with ONE suitable word.We are all slowly (1) ………the earth. The sea and the river are (2) ……….dirty toswim in. There (3) ……….so much smoke in the air that it is unhealthy (4) .………inmany of th world’s cities. In one well- known city, for example, (5) ………… gases fromcars pollute the air so much that tracffic policemen (6) ………...to wear oxygen masks.Question IV: Read the following passage answer the questions belowIn mankind’s millions of years on earth, many types of energy resources have beenuntilized. However, in the last ninety years, petroleum has become by far the mostimportant. Acounting for over 50 percent of all energy consumed, it is so essential that,without petroleum, we will be faced with economic disaster.Of course, the earth’s surply of petroleum will not last forever, and in fact, it willdisapear sooner than most people believe. At the current rate of consumption, the world’sproven oil reserves may be exhausted within forty to fifty years. Obviously, measuresshould have been take decates ago to decrease out dependence on oil. Amazingly, suchmeasures are being discussed today.Questions: