Who were involved in the quiz scandal?A.The losers.B.The show's producers and Charles Van
Who were involved in the quiz scandal?
A.The losers.
B.The show's producers and Charles Van Doren.
C.The show's producers.
D.The audience.
Who were involved in the quiz scandal?
A.The losers.
B.The show's producers and Charles Van Doren.
C.The show's producers.
D.The audience.
53. The purpose of this passage is to .
A. explain howto use the Internet.
B. describe thewriter' s joy of keeping up with the latest technology.
C. tell themerits and usefulness of the Internet.
D. introduce thereader to basic knowledge about personal computers and the Internet.
54. The use of e-mail has made it possiblefor the writer to .
A. spend less time working.
B. have more free time with hischild.
C. work at home on weekends.
D. work at a speed comfortable tohim.
55. According to the wrier, e-mail has an obviousadvantage over the telephone because the former helps one .
A. reach a group of people atone time conveniently.
A. keep one' s communication aspersonal as possible.
B. . pass on much more informationthan the latter.
C. get in touch with one' s friendsfaster than the latter.
A、From 12pm-3pm
B、From morning till sundown
C、Just Saturdays and Sundays
D、From 12am-8am
This is the Ellingham diagram for carbides of 3d transition metals. We can say that:
A、Elements from Mn to Ti form carbides of decreasing stability
B、Elements from Mn to Ti form carbides of increasing stability.
C、Nickel and Cobalt carbides are highly stable carbides.
D、Ti carbide is the most unstable carbide.
This is the Ellingham diagram for oxide formation reactions. In the direction of the red arrow, we can find:
A、Increasing reactivity
B、Decreasing reactivity.
C、Non-sense, reactivity cannot be evaluated.
D、None the above
The figure shows a comprehensive schematic of the Vant’s Hoff plot. From the intercept, indicated by arrows, we can calculate:
A、
B、
C、
D、None the above
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