When changing lanes, a driver should use his turning signal to let other drivers know .
A. whichever lane he is entering
B. which lane he is entering
C. whichever lane is he entering
D. which lane is he entering
网友回答
A. whichever lane he is entering
(答案→)B. which lane he is entering
C. whichever lane is he entering
D. which lane is he entering
解析：句意：当转变车道时，司机应该用方向灯让其他的司机知道他将转向哪个车道。这里是宾语从句，，其语序应该是陈述语序，根据句意故选B。