【题目】When changing lanes, a driver should use his turning signal to let other drivers know ______.
A.he is entering which laneB.which lane he is entering
C.is he entering which laneD.which lane is he entering
在线课程【答案】B
【解析】
考查宾语从的语序的连接词。句意：当司机变换行走路线时，司机应该用信号灯让其他的人知道他在进入哪一条线路。这里是which lane引导的宾语从句，从句的语序应是陈述语序。根据句意，故选B。