What does a child have to do in order to officially become a student? Choose the most suitable option to answer the above question. Options：  A. read a book  B. drop out of school  C. wash dishes  D. enter school  E. study book
D

The audience listened raptly.  They learned much from this.  What did the audience watch? Choose the most suitable option to answer the above question. Options：  A. show  B. theatre  C. arena  D. presentation  E. concert hall
D

What is a negative external consequence for someone who takes part in a killing? Choose the most suitable option to answer the above question. Options：  A. dies  B. being imprisoned  C. blood  D. bloody mess  E. feeling of guilt
B