The traffic was held up for more than thirty minutes, ________ caused me to arrive late.
A、itD
非限制性定语从句引导词的选取。
Thechallengeisnotoneofexpansion._______,therapidgrowthinenrollmentoverthelast40yearshascometoanend.
So far scientists have only acquired ________ understanding of the physical processes that cause earthquakes.
To a worker, ________ from the point of view of society is necessary labor is from his own point of view voluntary play.
TheFrenchmaintaina________separationofpersonalandprofessionallife.
名词解释：privateinternationallaw
