it's urgent that a meeting___before the final decision is made.a.will be arranged b.be arranged...

问题描述:

it's urgent that a meeting___before the final decision is made.a.will be arranged b.be arranged...
it's urgent that a meeting___before the final decision is made.a.will be arranged b.be arranged c.must be arranged d.would be arranged 选什么?为什么?

选C,做出重大决定之前必须开会是很急迫的.
必须做用must