Question: Why would someone stop having food? Choose the most suitable option to answer the above question. Options：  A. getting fat  B. being full  C. weight gain  D. hungry  E. eating food
Answer: B

Question: What common chemical reaction is often used as a heat source? Choose the most suitable option to answer the above question. Options：  A. coal or wood  B. fire  C. lava  D. house  E. solar energy
Answer: B

Question: Where is a good place to keep many a pencil? Choose the most suitable option to answer the above question. Options：  A. office depot  B. cup  C. pencil shop  D. shelf  E. classroom
Answer:
B