Past Perfect

Kevin _____ (go) home by the time I arrived.

• gone
• had gone
• had went 

Mum was annoyed because I _____ (not clean) my room.

• didn't clean
• cleaned 
• hadn't cleaned 

_____ (they / study) English before they went to the USA?

• Did they study
• Have studied 
• Have they studied 

We were hungry because we _____ (not eat).

• hadn't eaten 
• eaten 
• eat not 

My phone didn't work because I _____ (charge) it.

• charged not 
• hadn't charged 
• didn't charged 

Why didn't you want to watch the film? _____ (you / see) it before?

• Had you see 
• Did you saw
• Had you seen

Sally was embarrassed because she _____ (forget) her dad's birthday.

• had forgotten 
• forgotten 
• did forgot