问题
选择题
The problem ______ many children,especially girls,have ______ school is getting more and more serious.
A．which;got out of
B．that;dropped out of
C．that;fallen out of
D．which;run out of
答案
答案：B
第一空需要引导同位语从句的词，而which不可引导同位语从句。故排除A、D两项。drop out of school意为“辍学”，故选B项。
