Update README.md

README.md

@@ -9,7 +9,7 @@
 
 ### 公告
 
-#### 1. The first wave of TSW corpora consisted 5 subsets (beta version, except MATBN) and were already released on April 11, 2018!
+#### 1. The first wave of TSW corpora consists 5 subsets (beta version, except MATBN) and has been officially released on April 11, 2018!
 
 |Corpus|abbreviation|Source|Hours|Remark|
 |:---|:---|:---:|---:|:--|