How can word delete English only and keep Chinese or delete Chinese and keep English

1. Delete English only and keep Chinese

1. Click on word Of “ edit ” in “ Replace ” function
2. stay “ Find content ” Type in ^$, “ Replace with ” leave a blank
3. Click Replace All

2. Only delete Chinese and keep English

1. Click on word Of “ edit ” in “ Replace ” function
2. stay “ Find content ” Type in [!^1-^127], “ Replace with ” leave a blank
3. Check “ Use wildcards ”
4. Click Replace All