He was _____ tired _______ he fell asleep as soon as he lay down. [ ]

The police set out in search of other children who might ______ Guizhou’s dustbins after 5 deaths for warmth.

The boy _______ Ling Feng in the school is really _______ unusual student.

Mother returned home _____earlier than Father that evening.

Thank you _____ your flowers. [ ]