ねばならない (I. 232)

Example sentences

(ksa). 
日本を知るためには一度は日本へ行かねばならない
In order to know Japan one has to go to Japan at least once.
(ksb). 
日本は市場をもっと広く開放せねばならない
Japan has to open its market wider.
(a). 
今後も同じ研究を続けねばならない
I have to continue the same research from now on.
(b). 
人種偏見をなくさねばならない
We should get rid of racial prejudice.
(c). 
会議の内容を帰国後本社に報告せねばならなかった
I had to report the agenda of the conference to the main office after returning to my country.
(d). 
自然保護を叫ばねばならない
We have to voice preservation of nature.
(e). 
日本はこれから世界をリードせねばなりません
From now on Japan has to lead the world.

Formation

Vinformal negativeねばならない
話さねばならないSomeone has to talk
食べねばならないSomeone has to eat
ねばならない (irregular) Someone has to do it