10. Can 500 small rectangles of size $1 \times 2$ as shown in the right figure be used to form a large rectangle of size $5 \times 200$, such that every row and every column of the $5 \times 200$ rectangle has an even number of stars? Please explain your reasoning.
【Answer】Yes
【Analysis】The figure below shows the construction method of a $5 \times 4$ rectangle that meets the requirements. 50 $5 \times 4$ rectangles can be assembled into a $5 \times 200$ rectangle.