Parentswholooktohavingasecondchildarefacingadilemma.Th...
来源：语文精选馆 1.83W
问题详情：
Parents who look to having a second child are facing a dilemma. This is ________many of them have passed their "golden age".
A. why B. how C. because D. whether
【回答】
C
知识点：连词
题型：选择题
