问题
选择题
At the railway station, the mother waved goodbye to her daughter until the train was _______.
A．out f sight
B．out f reach
C．out f order
D．out f place
答案
答案：A
该题考查考生对题干中句子含义的理解以及对介词短语的掌握情况。句意：“在火车站，母亲一直挥手同女儿告别直到火车远到看不见。故正确答案为A。B. “out of reach” “手不能及，非某人能力所及”C. “out of order” “出故障，工作不正常” D. “out of place”“不在适当的地方，不适当的”。