【简答题】please try to __________________________ (完全保持静止) during scan.
【简答题】People with high I. Q. are viewed by others as
【单选题】The ______ of such I. Q. tests full of questions on American culture was not questioned at that time.
【简答题】数控程序的编制方法有 、 、 编程三种。
【简答题】Please scan text A and find out the features of smart cars.