【多选题】Which statements about sci-fi are true?
A.
Sci-fi is the short form of science fiction.
B.
Liu Cixin wrote " Folding Beijing" and won a Hugo Award for best novel in the year 2016.
C.
Hao Jingfang's novel "The Three Body Problem" won a Hugo Award for best novelette in the year 2015.
D.
Sci-fi stories are usually about space travel, other planets and aliens.
【判断题】对未来 24h 或几天内的中心渔场位置、鱼群动向及旺发的可能性进行预测,由渔汛指挥单位每天定时将预报内容通过电讯系统迅速而准确地传播给生产船只,达到指挥现场生产的目的的是现场预报(渔况速报)。( )
【判断题】AutoCAD中单独的一根线不可以通过修剪来删除。
【单选题】Which descrption is NOT correct about Benjamin Franklin?
【单选题】( )是指客户的目标、需要、愿望以及期望,客户需求是促成购买行为的最主要的因素之一。
【多选题】电路检修过程中,断开电源总开关后,( )。
D.
必要时需取(卸)下与电源总开关相连接的熔断器
【单选题】Which of the following is closest to the meaning of the philosopher Rousseau's words?
A.
Enjoying life is one of the best ways to lengthen it.
B.
Teaching others to live an active life.
C.
Avoiding death is more important than living.
D.
We should use our senses keenly.
【判断题】AutoCAD中单独的一根线不可以通过修剪来删除。( )
【单选题】philosopher/ fi’lɔsəfə/
【单选题】计算cos42°cos18°﹣sin42°sin18°的结果等于 [ ]