Present Perfect vs. Simple Past 1

I’m really hungry. I _____ yet.

• have eaten

• haven't eaten

• ate

• didn't eat

They _____ a week ago.

• have arrived

• arrived

• has arrived

We _____ here for three years.

• has worked

• worked

• have worked

They _____ me at yesterday’s meeting.

• hasn't recognized

• haven't recognized

• didn't recognize

Our neighbor _____ in hospital since Friday.

• was

• has been

• have been

John _____ (not / call) me recently.

They _____ (buy) a new car last month.

The teacher _____ (not / return) the test yet.

_____ (she / know) about this problem?

_____ (you / ever / hear) such an unbelievable story?