问题
选择题
— Has the homework been finished?
— Our teacher asked you .
A．whether had the work been finished
B．if the work had been finished
C．the homework has been finished
D．the work had been finished
答案
答案：B
考查宾语从句的语序和时态。宾语从句应该用陈述句语序，排除A；C、D缺少连接词；从句的时态应该跟主句一致。If/whether表示“是否”时，不能省略。故选B。