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They two free tickets to Canada, otherwise they’d never have been able to afford to go. A. had got B. got C. have got D. get . Cathy is taking notes of the grammatical rules in class at Sunshine School, where she ________ English for a year. A. studies B. studied C. is studying D. has been studying As the years passed, many occasions—birthdays, awards, graduations—________ with Dad’s flowers. A. are marked B. were marked C. have marked D. had marked They became friends again that day. Until then, they _______ to each other for nearly two years. A. didn't speak B. hadn't spoken C. haven' t spoken D. haven' t been speaking With the help of high technology, more and more new substances in the past years. A. discovered B. have discovered C. had been discovered D. have been discovered — Did you tidy your room? — No, I was going to tidy my room but I visitors. A. had B. have C. have had D. will have | 
