Question

【题目】The teacher required that all the papers _____ before 10 o’clock.

A. were handed in B. would be handed in

C. be handed in D. shall be handed in

Answer 1

【答案】C

【解析】

考查虚拟语气。动词require后面的宾语从句要使用虚拟语气：（should）+动词原形。句意：老师要求所有的论文要在10点之前上交。故C项正确。