发挥自己的潜能，实现自已的理想与抱负的需要是（）
A.生理需要
B.安全需要
C.爱与被爱的需要
D.尊重的需要
E.自我实现的需要
参考答案：E
—What are you _____ your suitcase for?
—I'm ready for a trip.[ ]
A. making
B. shutting
C. packing
D. putting
Lily often helps her sister _____ her homework. [ ]
A. for
B. at
C. of
D. with
