he course of human development, the ultimate aim of the human race is to pursue the spiritual joy based on ______ materials.

The mid-term exam is to be held ___ the end of this month

He ought ot have been warned of the danger——____, but he wouldn’t listen to me

Who is the boy __________ a blue coat I want to playwith him.

He was about to tell me the secret someone hit him on the head.