To make a Copy of the Pink Flower, select it, then go to the Edit Menu > Duplicate or you can hold down the "Ctrl" and "D" Keys.
Corel Draw 12 Duplicate Images
In order to put the Red Flower in front of the other 2 Pink Flowers, select the Red Flower and go to the Arrange Menu > Order > In Front Of.
Corel Draw 12 Arrange Menu Order
Corel Draw 12 In Front Of
A Black Arrow will appear.
Click on 1 of the Pink Flowers to move the Red Flower in front of it.
Notice the Red Flower will only be moved in front of one of the Pink Flowers. Repeat the step and select the 2nd Pink Flower.
Corel Draw 12 Arrange Images
You could also just use Arrange > Order > To Front. With this option there would be no Black Arrow and you would only have to select the Red Flower.