Update README.md

README.md

@@ -12,7 +12,7 @@ Zeroth-order optimization (a.k.a. derivative-free optimization/black-box optimiz
 
 > **Yu-Ren Liu, Yi-Qi Hu, Hong Qian, Yang Yu, Chao Qian. ZOOpt/ZOOjl: Toolbox for Derivative-Free Optimization**. [CORR abs/1801.00329](https://arxiv.org/abs/1801.00329)
 
-(Features in this article is for version 0.2)
+(Features in this article are from version 0.2)
 
 ## Getting and installing ZOOpt
 
@@ -80,4 +80,4 @@ More examples are available in the `example` fold.
 
 - Include the general optimization method RACOS (AAAI'16) and Sequential RACOS (AAAI'17), and the subset selection method POSS (NIPS'15).
 - The algorithm selection is automatic. See examples in the `example` fold.- Default parameters work well on many problems, while parameters are fully controllable
-- Running speed optmized for Python
+- Running speed optmized for Python