--Was it at 11 o’clock ________ your father came back last night?--Yes, he is always coming back so late.
Throughout _______history, man has had to accept ____fact that all living things must die.
–I’d like to be on my own for a while. Do you mind? --________. Go ahead.
The police were seeking more information to find out______ the rich merchant.
Several weeks had gone by______ I realized the painting was missing.
Lucy has got into a situation in her study______ she finds it hard to go further.