It is necessary that the problem be settled at once.
It is necessary that the problem be settled at once.
19.It is necessary that the problem ( ) at once.
They have not settled the problem of ____ it is necessary fo
we haven"t settled the problem 什么什么 it is necessary for him
it is necessary that the meeting begin at once.翻译并说明begin这个时
能不能解释英语句It is necessary that be sent there at once.中BE的用法.
It is required that the project should be finished at once
it is advisable that the message___sent at once.
It is cruicial that the plan ( ) at once
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