问题
Hello native English speakers. Query about four sentences with the same meaning. 1. The experts have for months been puzzled by the question "how to effectively implement advanced technological solutions in a traditional manufacturing environment to enhance productivity and quality control." 2. The experts have been puzzled for months by the question as how to effectively implement advanced technological solutions in a traditional manufacturing environment to enhance productivity and quality control. 3. The experts have been puzzled for months by the question of how to effectively implement advanced technological solutions in a traditional manufacturing environment to enhance productivity and quality control. 4. The experts have been puzzled for months by the question about how to effectively implement advanced technological solutions in a traditional manufacturing environment to enhance productivity and quality control. Query: Which is/are grammatically correct? which is better or best?
2024年10月29日 15:20
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