A new study finds that sitting can shorten a person’s life almost as much as smoking can, which _______ just how damaging inactivity can be.
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.