Why is my little brother not displaying JPG graphics files in my php file? Thanks a lot

Why can't I see JPG graphics files in my php file? I ask you, thank you.
Why can't I see JPG graphics files in my php file? I ask you, thank you. Loading JPG files with DW editing is not going to show.

------Solution--------------------
Picture file itself is a problem, with PS or other graphics processing software to save a try.
------Solution--------------------
DW loading JPG cannot be displayed
1. If there is a problem with the picture mentioned above
2. The operating system cannot display pictures

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