How do PowerPoint 2010 quickly remove the background of a picture?

1. Let's start with a test example, we open ppt2010 and create a new PPT document and then we insert a picture with a background, as shown in the following picture:

2. Now we want to remove the green image, as long as the flowers, we are now in the PowerPoint "Delete Background" tool to complete the pull, click on the upper left corner of the "delete background", as shown in figure:

3. Now we can enter the operation, as shown in the following figure to remove and then click on the "Keep changes" button, such as figure:

4. This way you will find that the background in the PPT is all removed, only the flowers.