生理运动是指关节在其（）允许范围内发生的运动；关节在（）之外、（）之内完成的一种被动运动称之为附属运动。
普通砖、多孔砖的含水率宜为（）。 ["8%～12%","8%～15%","10%～12%","10%～15%"]
Evaluate the following command and its output： SQL>SELECT * FROM dba_temp_free_space； TABLESPACE_NAME TABLESPACE_SIZE ALLOCATED_SPACE FREE_SPACE LMTEMP 250609664 101048576 149561088 Which two statements correctly interpret the output？（） [" FREE_SPACE indicates only the space that is currently unallocated."," ALLOCATED_SPACE indicates only the space currently allocated and in use."," FREE_SPACE indicates only the space that is currently allocated and available for reuse."," ALLOCATED_SPACE indicates both the space currently allocated and used，and the space that is available for reuse."," FREE_SPACE indicates both the space that is currently allocated and available for reuse，and the space that is currently unallocated."]
Which statement is true about the loss of system-critical data files in ARCHIVELOG mode？（） ["The data files can be recovered till the last committed transaction.","The data files can be recovered without shutting down the database.","The data file is taken offline automatically； the database remains open.","The data files can be recovered to the time of the most recent backup."]
从自然界中分离筛选菌种方法步骤有（）、（）、（）、（）、（）。
农村经济体制改革目标和社会发展目标分别是什么？
