用方框中所给单词的适当形式填空，每个单词限用一次。

room   successful  drink     share   hundred

The boy is selfish. He never ________ his things with others.
Can you make __________ for the lady？
The more we know the world, the more _________we will be.
Do you think this kind of water is safe for_________?
The old man invited all his friends to his __________ birthday party last Sunday.