There the mother waved goodbye to her daughter until the train was ______________.
A.out of sight
B.out of reach
C.out of order
D.out of date
网友回答
A解析试题分析：短语辨析。A看不见；B够不着；C杂乱；D过时；句意：知道火车看不见了，那位母亲才和女儿挥手再见。根据句意说明A正确。考点：考查短语辨析点评：本题是与out of有关的短语，在平时要加强识记。