问题
选择题
A smile ________ the mother's face when the son walked onto the platform to receive the prize.
A．lit up
B．brought up
C．put up
D．took up
答案
答案：A
A 考察动词短语辨析。句义：在儿子走上领奖台的是，母亲笑了一下，面露喜色。Light up脸上或者眼里流露出喜悦。Bring up养育，提出；put up建立，张贴；take up从事，占据。根据语境可知A正确。