更多"As automation became popular in mos"的相关试题:
[单项选择]Steven, （ ） very popular with most members, was asked to be the chairman of the tennis club.
A. considered
B. considering
C. having considered
D. to be considered
[单项选择]What was today’s most popular breed of dog, the Labrador was originally bred for（ ）.
A. For chasing prey.
B. For herding livestock.
C. Hauling nets and retrieving fish for the fishermen.
D. For keeping accompany.
[填空题]Mark Twain became the most outstanding writer of his time because he knew his people and the Mississippi River very well, and he inherited from his mother ______.
[单项选择]Lucky became the most distinguished cat, because ______.
A. she had eaten all the rats in London post office
B. she had eaten most of the rats in London post office
C. she had saved the life of a child
D. she had prevented a conspired robbery
[单项选择] Home Heating
Central heating became popular only after the Civil War. Typically, coal-burning furnaces (火炉) fueled the early systems. Natural gas had developed into the leading fuel by 1960. Its acceptance resulted in part from its wide uses. Because it comes primarily from U.S. and Canadian fields, natural gas is also less vulnerable (脆弱的) than oil is to war. Oil remains the most important fuel in a few areas, such as New England.
Electric heating dominates most areas with mild winters and cheap electricity, including the South and the Northwest. It was made popular at least in the South by the Iow cost of adding electric heating to new houses built with air-conditioning. Bottled gas, which is somewhat more expensive than utility gas, is the fuel of choice in rural areas not served by utility pipelines. Wood is the leading heating fuel in just a few rural counties.
Home heating, which accounts for less than 7 percent of all energy consum
A. 1978.
B. 1960.
C. 1997.
D. 2000.
[单项选择] Influenced by movies and popular novels, most people see sharks as people-eating monsters. This is far from the truth. Every year, a few types of sharks injure about 100 people worldwide and kill about 25. Most attacks are by great white sharks, which often feed on sea lions and other marine mammals (海洋哺乳动物). They sometimes mistake human swimmers for their normal prey, especially if they are wearing black wet suits.
If you are a typical ocean-goer, your chances of being killed by an unprovoked attack by a shark are about 1 in 100 million. You are more likely to be killed by a pig than a shark and thou sands of times more likely to get killed when you drive a car. Sharks help save human lives. In addition to providing people with food, they are helping us learn how to fight cancer, bacteria (细菌), and viruses. Sharks are very healthy and have aging processes similar to ours. Their highly effective immune system allows wounds to heal quickly without becoming infected, and their blo
A. friends
B. enemies
C. food
D. suits
[填空题]Cigarettes became popular in Europe by the late 1500s.
[单项选择]Jogging became popular some twenty years ago and has reminded a favorite way of keeping fit for lots of people, ff you have never tried it and are normally healthy, there is no reason why you shouldn’t start jogging today! It is basically running at a steady speed over short or longer distances. It is a form of exercise which can be enjoyed by males and females of any age. Teenagers can jog and so, with caution, can people in their seventies and eighties. Most people jog for half an hour or forty-five minutes each day but you can jog longer if you choose!
One of the main advantages that jogging has over many other sports is that it can be done anywhere. People jog around college campuses, around housing estates, in parks, in the countryside and even in urban areas. Special courts, fields, pitches and running tracks are not necessary. Similarly, no special equipment is required—no costly bats, rackets or balls—and no expensive sports kit. Good quality running shoes are advisable, b
A. you should not over-tire yourself by trying to go too fast
B. special jogging suits and shoes are essential
C. you should talk to your doctor first if you have any heath worries
D. ladies do not jog alone in quiet places after dark
