Before closing,a plant should put up a notice and keep it for 90 days.
A、True
B、False
C、NotGiven
Whatistheliteralmeaningoftheword“television”?
A、Mediumof themasses.
B、Sight from a distance.
C、Airwavetransmission.
D、Vehicleforcommunication.
Task 116.Paragraph①17.Paragraph②18.Paragraph③19.Paragraph④20.Paragraph⑤A. Popularity of Science FictionB. Future DevelopmentC. Classics of Science FictionD. Difficulty in Keeping Ahead of Scientific AdvancesE. Its Origin/PastF. Themes of Modern Science Fiction