[填空题]The passage gives a brief introduction of air industry in the United States, which includes its nature, working environment and its occupations.

[填空题]The passage gives a brief introduction of air industry in the United States, which includes its nature, working environment and its occupations.

[填空题]This passage gives an introduction of ______.

[填空题]Product Brief Introduction Air conditioner: The devices to ensure healthy air:{{U}} (56) {{/U}}and Ionizer.

[填空题]The passage gives a brief description of the content of a new book, A History of the World in 6 Glasses.

[填空题]In this passage, the author gives a brief introduction of different kinds of insurance policies.

[单项选择]The book gives a brief （） of the course of his research up till now.
A. outline
B. reference
C. frame
D. outlook

[单项选择]The book gives a brief _______of the course of his research up till now.
A. outline
B. reference
C. frame
D. outlook

[填空题]Ports attract many subsidiary and independent industries.

[单项选择]Predictions of large populations of robots in industry have yet to come true. For a decade or more, manufacturers of big robots have explained how their machines can make industry more competitive and productive. The market for (1) robots is now oversupplied, and the driving force of the robotics (机器人技术) revolution is (2) to be with makers of machines that handle a few kilos at most.
"Heavy-robot manufacturers are in some difficulty (3) finding customers. They are offering big (4) just to get in the door. There has been a (5) growth everywhere in the numbers of robots, so we have to admit we are either deceiving (6) or that the market is slowly growing," said John Reekie, Chairman of Colne Robotics. "The following things must happen (7) the robotics revolution to occur. We must achieve widespread robot literacy(文化), (8) there has been a computer literacy program, there must be a robot literacy campaign. We mus
A. finish
B. reach
C. accomplish
D. achieve