There were some chairs left over everyone had sat down. A. when B. until C. that

There were some chairs left over _____ everyone had sat down.

A. when        B. until         C. that       D. where

试题答案

A

解析:

题意是“当大家坐下后，还有一些椅子剩下”。连词when引导时间状语从句。