past perfect / past simple

By the time I got home the kids ________to bed.

• went

• have gone

• has gone

• had gone

When mom ________at home, we had already made lunch.

• arrives

• has arrived

• is arriving

• arrived

The meeting _____________ because all the participants had been there.

• has begun

• began

• had begun

• begins

By the time the police arrived the criminals __________ the bank.

• had left

• left

• has left

• have left

They invited me to have lunch with them, but I said I _____already_______ it at home .

By the time Paul reached the airport, the boarding time ______________.

• is finished

• finished

• had finished

• has finished

When they ____________ for the teacher, she had already driven home.

• are looking

• looked

• was looking

• look

We were watching the boys in the street, but when we checked again, they ____________

• disappeared

• have disappeared

• are disappearing

• had disappeared

When you got home the food __________cold.

• went

• were

• had gone

• has gone

John waited for his girlfriend but she _________ there one hour ago.

• were

• has been

• has gone

• had been