― Who are you waiting for?    ― _______ the man wounded in the left leg. 

The notice came around two o’clock in the afternoon _______ the meeting would be put off.

 I met several people there, two of _____were foreigners. 

Evidence has been found through years of study _____ children’s early sleeping problems are likely to continue when they grow up.

I think the biggest problem in banning smoking is ______ people can buy cigarettes easily.