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优化考题新演练 高考真题演练 1. As is reported, it is 100 years________Qinghua University was founded. A. when B. before C. after D. since 2. He had his camera ready________he saw something that would make a good picture. A. even if B. if only C. in case D. so that 3. One Friday, we were packing to leave for a weekend away________my daughter heard cries for help. A. after B. while C. since D. when 4. ________all of them are strong candidates, only one will be chosen for the post. A. Since B. While C. If D. As 5. ________volleyball is her main focus, she?s also great at basketball. A. Since B. Once C. Unless D. While 6. Please call my secretary to arrange a meeting this afternoon, or________it is convenient to you. A. whenever B. however C. whichever D. wherever 7. Frank insisted that he was not asleep________I had great difficulty in waking him up. A. whether | 
