Step 1: Create an object in the first layer of first key frame. Step 2: Create the last key frame and move the object to it. Step 3: Right click on the first key frame and select create motion tween.
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README.md

Step 1: Create an object in the first layer of first key frame. Step 2: Create the last key frame and move the object to it. Step 3: Right click on the first key frame and select create motion tween.