【多选题】下列情况下,需要进行全面清查的是( )。
【简答题】图示为一汽车减振悬挂机构,该装置的输入是由从动轮传至连杆的。试说明该机构是否具有确定的运动。
【单选题】(单选题)下列属于粤菜的代表菜是( )。
【单选题】The author assumed that the people he wrote to
A.
would be angry that he had not expressed thanks much sooner
C.
might have forgotten the incidents he referred to
D.
would brag about his letters
【判断题】The author assumed that there was a spy in the troop.
【单选题】( )可以解释20%-45%的消费者行为。