题目内容

A. presentationB. summarizeC. standoutD. objectivesE. eye contactF. interactionG. outlineH. attentionI. bar chartsJ. respectK. structure

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Choose the word or phrase which is closest in meaning to the underlined part in each sentence.Reporters circled it, their microphones and cameras trained on the machine as it tried to start up.

A. targeted
B. instructed
C. pulled
D. pictured

Andy Ruina, a professor at Cornell who took one of the robots to the meeting and whose nephew Josh Bennett, of Chevy Chase, Md., did the unscripted poking.

A. intentional
B. impulsive
C. benefit
D. consume

These contraptions-toys like waddling penguins and later two-legged robots—were not powered in any way.

A. elements
B. contradiction
C. conception
D. gadgets

Modern versions of the machines, called passive-dynamic walkers, have been built for decades and have long been thought useful models of human locomotion.

A. assistance
B. development
C. movement
D. advancement