Definition: used to say that something is necessary Level: C2
要取得实质性进展，有必要增加对教育的资助。
For real progress, ___there ___needs ___to ___be more funding for education.
有必要为学生开设的课程做出恰当的选择。
___There ___needs ___to ___be a proper choice of subjects offered to students.
在任何伙伴关系中，都有必要保持完全的透明。
In any partnership, ___there ___needs ___to ___be complete transparency.
