Based on my question, generate a correctly formatted MySQL select statement and select all columns. If you have any unclear questions, please ask me. Your return must be in the correct format of JSON
Data table name: physics_ Line_ Active_ NAME_1 (daily physical line rate) 
column name: Date, physical_line, line_rate, working_time, planned_time, unexpected_time, actual_time, unknown_time

queries within a time period refer to the daily crop growth rate, arranged in ascending order by date, and set case=1 for single day queries, and set case=2
Please return the answer in JSON format, with the following fields:
Question: You have a question that you don't understand
SQL: Generated sqlcase:?
Comments: Do you have any additional explanations
Question: The crop growth rate of AC3 on May 20th Include at least 43 hashtags, starting with '#'
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