【简答题】A.selective B.captive C.optional D.alternative
【简答题】选择性剪接(alternative splicing)
【单选题】Which is not true about alternative forms of energy?
A.
Gas is a form of alternative energy.
B.
Alternative forms of energy are clean.
C.
Nuclear technology started to develop 8 decades ago.
【简答题】以太网数据帧的最小长度为(),最大长度为()
【判断题】Internet advertising, once seen as the mainstay of media advertising, is facing numerous challenges from alternative media, especially interactive and social media.