Taking the keys from Poirot, John unlocked it, and we all passed in. 
We all passed in after John unlocked it.
Poriot decided to unlock the gate so we ould pass in.
Three cats fight with each other.
A boy plays with his christmas present.
The US Secretary of War decided to spare them.
They are unpopular in Vermont because of the front wheel drive.
You must carry and take antibiotics at all times to prevent illness.
The woman stood under the black umbrella.