helpful的名词形式是什么
回答
爱扬教育
2022-04-04
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help 帮助，补救办法，帮忙者，有益的东西
helper 助手，帮手
helpdesk 帮助台，超文本文档帮助信息
helping 帮助，协助，一份食物
helpfulness 有益，有助
扩展资料
helpful例句：
She made helpful comments on my work.
她对我的工作提出了有益的意见。
"This is a very sensible way for an animal to make decisions in the wild and would have been very helpful for humans for thousands of years."
"这是动物在野外做决定的一种非常明智的方式,几千年来对人类都是非常有益的。"
It is often helpful for teachers to shadow managers in industry.
教师跟随业界的管理人员实地学习，常常会很有收获。
I called the police but they weren't very helpful.
我叫了警察，但他们不太肯帮忙。
You'll find it helpful to talk things over with a friend.
把情况和朋友详细聊一聊，你会觉得大有帮助。