Update README.md

Author: ZOUKaifeng

README.md

@@ -49,12 +49,12 @@ Text to expression examples:
 ### 3.5 Comparison
 #### Label control
 "high smile"
-
-
  <img src="results/comp_high_smile.gif"  width="50%" height="50%"  /> 
 
+ "cheeks in"
  <img src="results/comp_cheeks_in.gif"  width="50%" height="50%"  /> 
 
+ "mouth open"
  <img src="results/comp_mouth_open.gif"  width="50%" height="50%"  /> 
 
  #### Text control