helpful
helpful
單字
學習摘要
形容詞,核心意義為「有幫助、 有用」
可形容人或事物,語氣正向
對人用 helpful to;對事用 helpful for
比較級 more helpful;最高級 most helpful
基本資訊
helpful
adj.
/ˈhɛlp.fəl/
主要意義:
1. 有幫助的
2. 有用的
詞形變化
比較級
more helpful
This book is more helpful than that one.
這本書比那一本更有幫助。
最高級
most helpful
Your notes are the most helpful to me.
你的筆記對我最有幫助。
例句
This app is very helpful for learning English.
這個App對學英語很有幫助。
Your advice was helpful to me.
你的建議對我很有幫助。
It is helpful to review before a test.
考試前複習是很有幫助的。
The map is helpful when we travel.
我們旅行時,地圖很有用。
其他意義
樂於助人的(形容人)
The volunteers were very helpful during the event.
活動期間志工們非常樂於助人。
同義詞
useful
This website is very useful for homework.
這個網站對寫作業很有用。
kind
The librarian was kind and showed me the book.
圖書館員很親切,帶我找到那本書。
反義詞
useless
The old map is useless now.
這張舊地圖現在沒用了。
unhelpful
His short answer was unhelpful.
他簡短的回答沒有幫助。
常見錯誤
The tips are helpful for me.
The tips are helpful to me.
對人通常用 helpful to + 人;對事物/目的用 helpful for + 事。
He explained the rules very helpful.
His explanation was very helpful.
helpful 是形容詞,不能直接修飾動詞;可改用名詞主詞或副詞 helpfully。
This is much helpful.
This is very helpful. / This is much more helpful.
原級形容詞前用 very;much 常用於比較級(much more helpful)。
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