The ornamental design for a shoe, as shown and described.
FIG. 1 is a perspective view of a shoe, showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken line showing of a foot is included for the purpose of illustrating environmental structure and forms no part of the claimed design. The broken lines shown in the shoe depict portions of the shoe that form no part of the claimed design.