Old people can have difficulty using computer, it can turn a simple task into a lot of what? Choose the most suitable option to answer the above question. Options：  A. glad  B. program created  C. pleasure  D. stress  E. increased efficiency
D

The beach had a pathway for riding bike, peacefully cruising along brought many what? Choose the most suitable option to answer the above question. Options：  A. enjoyment  B. pleasure  C. falling down  D. anger  E. get somewhere
B

If a crowd of people are all in a relationship except for one, what can they be considered? Choose the most suitable option to answer the above question. Options：  A. single person  B. few people  C. individual  D. small group  E. fun
A