1) My son has never lied to me ______ then. a) for b) over c) since d) in 2) David left home rather suddenly and we haven't heard from him ______ a) ever since b) since c) for d) over 3) We've lived in the same place _____ years. a) over b) since c) for d) ever since 4) It's a long time _____ I last saw you. a) for b) over c) in d) since 5) People have eaten a lot less meat _____ the last twenty years or so. a) for b) ever since c) since d) over 6) ______ classes began, I haven't had much spare time. a) Ever since b) in c) for d) over 7) Although she has studied German ______ years, she has difficulty in speaking the language fuently. a) over b) in c) for d) since 8) Jane is teribly upset about what has happened to her cat. He hasn't been home _____ three days. a) for b) since c) ever since d) ever for 9) _____ the last fifty years, medical science has made many important discoveries. a) For b) Over c) Since d) Ever since

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