Present perfect vs present simple tense 58. My mother was the most warm-hearted person I've ever known. I have ___________________________________________________________ 59. I haven't been able to see them for over a year. It is _____________________________________________________________ 60. It stared to rain at 2 o'clock. It has ____________________________________________________________ 61. I have never been to the ballet before. It is ______________________________________________________________ 62. John and Mary moved to Edinburgh twenty years ago. It is ______________________________________________________________ 63. The police started looking for him two months ago. For two months now the ______________________________________________ 64. I have never seen a dirtier-looking dog. This is ____________________________________________________________