What kind of person does the author hope his son to become after four years?（ ） A.a sense of obligation B.a sense of opportunity C.With the imagination to make a difference D.Self-assured and self-aware

What kind of person does the author hope his son to become after four years?（ ） A.a sense of obligation B.a sense of opportunity C.With the imagination to make a difference D.Self-assured and self-aware

正确答案：ABCD