问题
选择题
The time is not far away ________ modern communications will become widespread in China’s vast countryside.
A.as
B.when
C.until
D.before
答案
答案:B
因为先行词是the time,且在定语从句中作状语,所以用when引导。此题的先行词与定语从句被主句谓语分开了,要善于辨别。