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1. Did Alan enjoy seeing his old friends yesterday? Yes, he did. He______ his old friends for a long time. A. didnt see B. wouldnt see C. hasnt seen D. hadnt seen 2.Jack bought a new mobile phone the other day. ________? Thats his third one in just one month. A. Had he B. Did he C. Does he D. Has he 3. Professor James will give us a lecture on the Western culture, but when and where ____ yet. A. hasnt been decided B. havent decided C. isnt being decided D. arent decided 4. The play had already been on for quite some time when we ____ at the New Theatre. A. have arrived B. arrived C. had arrived D. arrive 5. If Newton lived today, he would be surprise by what ____ in science and technology. A. had discovered B. had been discovered C. has discovered D. has been discovered 参考答案： DBABD | 
