问题
单项选择题
______ get older, the games they play become increasingly complex.
A.Children
B.Children, when they
C.As children
D.For children to
答案
参考答案:C
解析:[分析] 语法应用。 本句逗号前是状语从句,空白处应填连词;主句主语是the games,因此选项A、B、D均不对;只有as“随着”符合句意,所以C为答案。