Without you, I _______ the first prize in the speech contest. Thank you, John.
We won’t start the work until all the preparations __________.
Sofia looked around at all the faces: she had the impression that she _____ most of the guests before.
James has just arrived, but I didn’t know he _______ until yesterday.
During his stay in Xi’an, Jerry tried almost all the local foods his friends ________,
Bob called to tell his mother that he couldn’t enter the house, for he ________ his key at school.