The boy burst into tears ________ he saw his mother.
Was it _____ she heard with her ears _____ really made her frightened?
Is this factory _____ you visited the other day?
Who would you rather _____ the report instead of you?
Madame Curie, for _____ life had once been very hard, was successful later.
“Good morning. Can I help you?” “I’d like to have this package _______.”