They have not settled the problem of ____ it is necessary fo
They have not settled the problem of ____ it is necessary fo
It is necessary that the problem be settled at once.
we haven"t settled the problem 什么什么 it is necessary for him
We haven’t settled the question of _______ it is necessary f
We haven’t settled the question of whether it is necessary f
we haven't settled the queasions of whether it is necessary
1、We haven't settled the question of whether it is necessary
They have not found the solution of the problem.改错
19.It is necessary that the problem ( ) at once.
Is it ture_they have solved the problem of production?
It's not necessary ____ the same.A、be B、is C、 to be D、being
英语翻译It is not necessary to be the same .I like to have frien