1. 다음 글의 흐름으로 보아, 빈칸에 들어갈 적당한 어구는?

The problem is a broad one and demands a broad attack. Educational programs, job opportunities, recreational facilities, adult counseling - all these projects and many more must be combined in a comprehensive program if we are to make a major impact on the problem. We must show every young person, no matter how deprived his background may be, that he has a genuine opportunity to fulfill himself and play a constructive role in our society. We cannot solve the problem by building new prisons. _____________________________________.

① We must build many theaters for our nation's youth.

② We must go into training for soccer for our nation's youth.

③ We must repair all the prisons for our nation's youth.

④ We must create new opportunities for our nation's youth.

⑤ We must keep prisons clean for our nation's youth.