―Why? Where is the key to the sound lab? ―Dear me! You _______ it in the taxi!
The headmaster hurried to the concert hall only _________ the speaker
The engineer ______my father works is about 50 years old.
They arrived at a farmhouse, in front of ______sat a small boy.
The pen ______he is writing is mine.
Can you lend me the book ______the other day?