【题目】No sooner the top of the hill we all sat down to rest.
A. had we reached; when B. reached we; than
C. had we reached; than D. had we reached; then
在线课程【答案】C
【解析】考查倒装和固定句式。句意：一到达山顶，我们全都坐下来休息。no sooner…than…意为“一……就……”。主句动作发生在sat down之前，故用过去完成时，且要用部分倒装，即将助动词had置于主语前面。than后面的从句用一般过去时态。C选项正确。