1. Make meaningful sentences using words/ phrases given. Question 33. His mother/ unhappy/ because / bedroom/ untidy. Question 34. Lots/ aquatic animals/ die/ because/ oil spills/ rivers/ oceans. Question 35. If/ water/not be/ contaminated/people/ not get/ more/ diseases. Question 36. If/ you/ president/ country/ what/ you/ do/ protect/ environment? 2. Rewrite the sentences. Question 37. Hurry up or you will miss the train. -If you don’t hurry up, ………………………………………………………………….. Question 38. Trees and grasses cannot grow here. The soil is badly polluted. -If ………………………………………………………………………………………….. Question 39. She suffered from a serious disease. She drank contaminated water in a long time. (due to) - She suffered………………………………………………………………………………… Question 40. Water pollution happens, so many aquatic animals such as fish can die. (causes)