Replace WITH or BY?

Both with and by may be used together with the verb replace.
 
These are the most common structures:
 
Active: something/somebody replaces something/somebody
 

• Computers cannot replace teachers.
• A new version will soon replace the current software.
• Mrs Evans replaced the previous manager.

 
Active: replace something/somebody with something/somebody
 

• We replaced the old cupboard with some shelves.
• You can’t replace me with anyone. I’m irreplaceable.
• They replaced old workers with young ones.

 
Passive: something/somebody is replaced by something/somebody
 

• The old computers have been replaced by new ones.
• Janet’s smile disappeared and was immediately replaced by a frown.
• I don’t want to be replaced by a younger worker.

 
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