---I think ______ people drive, ______ air pollution there will be.---That’s true. I hope the air will be fresher soon.
I’d like to try, _______ I may fail.
Though he lives _______, he never feels ________.
Mary got married ________ an office work last year.
She ________ for five years and she has a son now.
Some children can’t afford ________ clothes.