Finish the second sentence so that it has similar meaning to the first one, beginning with the given words. 33. The water pollution will happen, the factories will dump industrial waste ->If………………………….……………………………………………………… 34. People throw litter on the ground. Many animals eat it and become sick. ->Since…………………………………………………………………………….. 35. The storm destroyed many houses in this village last week. ->Many houses........................................................................................................... 36. By the time we arrived at the canyon, it had stopped snowing. ->After……………………………………………………………………………… Combine two sentences into a new one using the words in bracket. Do not change the given words in any way. 37. Oil spills from ships in oceans and rivers make many aquatic animals and plants die. (cause) -> ………………………..……….………………………………………………… 38. Households dump waste into the river. It is polluted. (because) -> ………………………..……….………………………………………………… 39. Scientists have invented new devices to help people live a longer life. (been) -> ………………………..……….………………………………………………… 40. David went home then we arrived. (Before) -> ………………………..……….…………………………………………………