---I have looked for my keys everywhere, but I can’t find them.---Sorry to hear that. You _____ them somewhere.
Seeing the happy __________ of children playing in the park, I'm full of joy and confidence in the future of our country.
Some people choose a job for other reasons __________ money these days.
__________ the injuries to his face, he broke both legs.
-How often do you go to school? -On foot __________ it rains.
__________ being fun and good exercise, swimming is a very useful skill.