Do you like to eat out Do you like to eat quickly Do you like inexpensive food Some people go to fast-food restaurant for these reasons. In the past, people usually went to diners — a small restaurant — for these reasons. In fact, many people in the States go to diners today for the same reasons.
A man named Walter Scott had the first "diner" in 1872. It wasn’t really a diner. It was only a food cart. People on the street walked up to the cart to buy food. These carts served late night workers who wanted a cup of coffee and a late-night meal. The meal was a sandwich or boiled eggs. In 1887, Samuel Jones built the first diner big enough to allow the customers to come inside. However, they did not sit down. Later, people built diners with counters and stools, and people sat down while they ate.
Before long, many diners stayed open around the clock. In other words, people were able to eat in diner at any time. Diners changed in other ways,
A. It refers to the customer.
B. It refers to the small restaurant.
C. It refers to the fast-food restaurant.
D. It refers to ice cream cart.
Ah, blissful sleep, when we leave our daily toils behind and slip into mindless repose. Or do we (46) Two reports in Science, one involving rats and the other humans, suggest that during sleep our brains remain quite busy, furiously consolidating important memories that have accumulated during the day.
In the rat experiments, Matthew A. Wilson of the Massachusetts Institute of Technology and Bruce L. Mc Naughton of the University of Arizona inserted electrodes into the hippocampus, a region of the brain thought to be involved in spatial memory. As the rats learned to navigate a maze, their neurons fired in certain patterns corresponding to specific parts of the maze.
(47) For several nights after the rats’ maze exercises, their hippocampal neurons displayed similar firing patterns; the rats were apparently playing back their memories of running the maze. The major difference was that the firing was more rapid, as if the memories were being run
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