IV/ Complete each sentence with the correct form of the word given. 31. Technology will probably help to predict ______________ disasters. (nature) 32. Our car pumps out a lot of ....................gas every day. ( poison ). ......................... 33. Scotland has rich ...................( cultural ) ....................... 34. Air ......................... has risen day by day. ( pollute ) ....................... 35. Water was ..............with poisonous chemicals. ( contaminate ) ........................ V/ Give the correct tense/ form of the verbs in the brackets. 36. By the time we came to the cinema, the film (start) ________________. 37. Our school (build) _________________ a long time ago. 38.If you (be) ……....................… .a president, what ……............…..you(do) to help the environment? 39. After I ( do)………....................…. my homework, I ( go )……………. to bed. 40. You ( not lose) ………......................weight, If you eat. too much junk food. 41. This house ( build )…....................…..… in 2000. 42. Most people ( leave ) ……………….before the volcano erupted. 43. Chess (play) ……………….for around two thousand years. 44. If Nam lived in Mexico, He (speak) ….................…..Spanish