52. The engine HAS to be cleaned at least once a week by the workers. 53. There is EVERY possibility that more jobs will be lost later this year because of the Covid-19 pandemic. 54. My mother was the only WHO thought I would win the race. 55. The strike resulted IN the cancellation of the concert. 56. Only FEW players in the world of ice hockey have achieved such success. 57. So many traffic accidents occur because of the drivers' carelessness. 58. So embarrassing was the situation that she did not know what to do. 59. You can find further information by sending a self-addressed envelope to the above address. 60. Jack London's life and writings are thought to represent the American love of adventure by many people. 61. Despite being able to speak fluent English, my son still has difficulty listening. 62. Since 1/1, I have never been late for class since the beginning of the course. 63. I do not want to drive to work because it is difficult to find somewhere to park. 64. There was a fall in the number of people who applied for university grants last year. 65. It is time for the government to do something about the high employment rate.