You must _____ to the rules and behave properly even if you think they are unfair.

He’s never done this type of work before; I’m not sure whether hecan fit in with the other employees—Don’t worry I believe he can ________it

There is no exact definition of word “happiness”. People are happy for all sorts of reasons.

­­_________ all the pupils in the school felt the same effect of small classes remains to be researched.

Help _______ to some fruits, boys and girls.