第1个回答 2008-03-11
It is of pleasure to help others.
be of+名词
就等于
be+名词的形容词形式
这里要是直接用形容词pleasant,感觉怪怪的，所以用了第一个结构。
第2个回答 2008-03-11
It's pleasant to help others.
第3个回答 2008-03-11
It is my pleasure to help others.
第4个回答 2008-03-11
应该就是助人为乐吧。
take pleasure in helping people
happiness lies in giving help to others本回答被提问者采纳