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________________________________________________________________________ 答案: Although he has tried his best, the problem remains unsolved. 。 ________________________________________________________________________ 答案: He was always ready to help others; in return, he was liked by everyone. 4.警察在她家里搜尋毒品。 ________________________________________________________________________ 答案: He is a survivor of the earthquake. 2.在國慶節(jié),北京的建筑物上都裝飾有紅旗。 1. Thousands of stones were used________(build)the bridge.