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• 2.A: ________ have they known each other?B:They have known each other ________ many years.(A)How lon
• 3.My boss has ________ to the UK. He will be back this weekend.(A)been (B) visited (C) gone (D) flew
• 4.She ________ the man since she first ________ him on the street.(A)loved; has met (B) loved; met(C
• 5.There isn’t a postcard on the desk, __________?(A)is there (B) isn’t there (C) is it (D) isn’t it
• 6.Patty drew two circles and three triangles on the wall, _______?(A)did she (B) didn’t she (C) does