1. First, start the PowerPoint2013 on the computer, click the menu bar-insert-shape, rotate the ellipse.
2, hold down the SHIFT key can draw a positive circle, in the blank page to draw 4 positive circles, neatly arranged.
3, select one of the circles, click the menu bar--format--Color fill, select the picture, will pop up the local dialog box, select the picture on this machine, inserted into the circle.
4, and then to one of the circles to add action effects, select the motion path of the circular expansion.
5, then there will be a dashed track, adjust the trajectory size, so that its ring cloth 4 circle.
6, in the second round of the addition of the action, but also add a circular expansion of this motion path, adjust the trajectory, ring cloth 4 Circle, rotation angle, so that its green arrows in itself.
7, the same way, the remaining 2 circle in accordance with step 6th, hold down the CTRL key, in the action pane to select the 4 actions, click the Drop-down arrow, effect options.
8, switch to the Timing tab, start: With the previous animation, the period is very slow, repeat until the end of the slide, click OK.
9, set up, F5 key slide show, 4 circles at the same time clockwise rotation, here to remind everyone in the circle to draw action path, to rule some, as far as possible to make 4 action trajectory overlap, so not to play when it looks uncoordinated, and to repeat the changes.