It was playing computer games _____ cost the boy plenty of time _______ he ought to have spent doing his lessons.
That is not ____ I want.
In order to change attitudes _______ employing women, the government is bringing in new laws.
Please write me ____ you arrive in New York.
—Would you like to come to dinner tonight? —I’d like to, ___ I’m too busy.
___ I know he will stay here for half a year.