Paul could not sleep last night. He woke up early and sat up, and then lay down again. He felt terrible. "I must be sick," he thought, "but I must study for that test." He got up and looked for his history notebook. He finally found it under a pile of clothes on his chair. He went over his history notes, but he couldn’t remember any of the facts in his notes. "What shall I do" he thought.
Just then the telephone rang. He put down his notebook and picked up the telephone. "Good morning," Jack’s voice said. "You must be wrong about that test." "What do you mean" Paul asked weakly. "We’re not going to have a test today." Jack said, "I wrote down the date in my notebook. The test will be next Wednesday; it isn’t today. How do you feel this morning" "Fine," said Paul, "just fine!" Suddenly he really felt fine.
W: Hi! Paul. All set for your speech club presentation this evening
M: Yes, I’m going to discuss robots.
W: Robots You mean, those machines that walk and talk like in the movies
M: No, industrial robots, like those used in the automotive and electronics industries.
W: I saw an article about that kind of robot the other day. There were pictures of robots welding cars, but they certainly didn’t look the way I thought robots should look.
M: The robots we usually imagine are made up in science fiction. In industry, robots are designed to do a specific set of operations such as welding car frames. They are rarely built to resemble humans.
W: Actually, all they need is a kind of brain to give signals and a mechanism such as an arm to carry out instructions, right
M: Right! Tiny computers become the brains of these robots. The computer sends signals in the form of electrical impulses that move an arm and a claw. The cla
A. At an automobile factory.
B. At an electrical engineering class.
C. At a meeting of a public speaking club.
D. At a conference on industrial automation.
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