helpful动词help,helpful中文意思是adj. 有帮助的,有用的;愿意帮忙的!
An A to Z of careers gives helpful information about courses.一本按字母顺序排列的职业手册,提供了有助于课程选择的信息。
When you go to concerts, it's helpful to read the programme.
helpful动词help,helpful中文意思是adj. 有帮助的,有用的;愿意帮忙的!
An A to Z of careers gives helpful information about courses.一本按字母顺序排列的职业手册,提供了有助于课程选择的信息。
When you go to concerts, it's helpful to read the programme.