update readme.md

README.md

@@ -14,7 +14,7 @@ Complete raw data will be released soon.
 ## Download preprocessed data and processing
 Download the preprocessed data from <a href="https://pan.baidu.com/s/10jabZCSoTP4Yu1Eu3_twFg?pwd=z64v">
 BaiduYun (code: z64v)<a/>. (Currently it only contains chair category, it will be fully released after the cleaning process) Put all the downloaded data under LASA, unzip the align_mat_all.zip mannually. 
-You can choose to the the script ./process_scripts/unzip_all_data to unzip all the data in occ_data and other_data by following commands:
+You can choose to use the script ./process_scripts/unzip_all_data to unzip all the data in occ_data and other_data by following commands:
 ```angular2html
 cd process_scripts
 python unzip_all_data.py --unzip_occ --unzip_other