Question

【题目】We won’t start the work until all the preparations _____.

A. are being made B. will be made

C. have been made D. had been made

Answer 1

【答案】C

【解析】

试题分析：句意：我们直到所有的准备工作都做好了，才会开始这项工作。这里采用主将从现的原则，现在完成时也表示现在 状况。故选C。