Plastic and rubber won't _________ electricity,but copper will.
______ there was no conclusive evidence, most people thought he was guilty.
Lin Yi isn’t what it used to be.The last decade ______ great changes in the city images.
—Tom, you are caught late for the third time. —Oh, __________.
It was on July 1, 2006 ___ Qinghai-Tibet railway began operation, ____ is a symbolic project in China’s West Development Strategy.
It can’t be a(n) _______ that four jewelry stores were robbed in one night.