[单项选择]How often one hears children wishing they were grown up, and old people wishing they were young again. Each age has its pleasures and its pains, and the happiest is the one who enjoys what each age gives him without wasting his time in useless regrets.
Childhood is a time when there are few responsibilities to make life difficult. If a child had good parents, he is fed, looked after and loved, whatever he may do. In addition, life is always presenting new things to the child things that have lost their interest for older people because they are too well known. A child finds pleasure in playing in the rain, or in the snow. His first visit to the seaside is a marvelous(非凡的) adventure. But a child has his pains., he is not so free to do as he wishes as he thinks older people are; he is continually being told not to do things, or being punished for what he has done wrong. His life is therefore not perfectly happy.
When the young man starts to earn his own loving, he becomes free
A. children from families
B. young men who are healthy and wealthy
C. old people who have been successful
D. those who enjoy the goodness of each age

[单项选择]How often one hears children wishing they were grown up, and old people wishing they were young again. Each age has its pleasure and its pains, and happiest person is one who enjoys what each age gives him without wasting his time in useless regrets.
Childhood is a time when there are few tasks to make life difficult. If a child has good parents, he is fed, looked after and loved whatever he may do. It is impossible that he will ever again in his life be given so much without having to do anything in return. In addition, life is always presenting new things to the child—things that have lost their interest for older people because they are too well-known. But a child has his pains, he is not so free to do what he wishes to do, or being punished for what he has done wrong.
When the young man starts to earn his own living, he can no longer expect others to pay for his food, his clothes, and his room, but has to work if he wants to live comfortably. If he spends most of his time
A. life is not enjoyable since each age has some pains
B. young men can have the greatest happiness if they work hard
C. childhood is the most enjoyable time in one’s life
D. one is the happiest if he can make good use of each age in his life