1. True happiness does not ________ the possession of money, but the joy of achievement.

A. contribute to    B. lie in           C. result in        D. add to

2. Being a student, you should ______ your study instead of being addicted to computer games.

A. contribute to    B. rely on          C. concentrate on   D. lead to

3. He_______and wept when he heard the news.

A. took down        B. put down         C. turned down      D. broke down

4. Perhaps they have experienced something similar and do not want you to ______ the same pain.

A. go over          B. go through       C. go around        D. go on