第21~25題
       When my brother, Daniel, was studying in high school, he had some problems in making friends. One day, hetold me he was unhappy because he had no friends at school. Besides, he was often__21__ at by his classmates.Daniel thought his school life has __22__ , so he asked me to give him some advice . At that moment, I didn’t know__23__ to do, but just __24__ for him. A few days later, __25__ After Daniel read Nick’s story, he felt he couldrise above his problems.
21.
(A) laugh
(B) laughed
(C) laughs
(D) laughing