(4)Why were light bulbs used for cooking the bacon instead of a fire? Because there's no danger of burning.(5)What do you think of Sallin's new alarm clock? It is wonderful and easy to set.答案细节理解题。(1)He was a student who was studying art and technolog...
c. His first solar lamp was invented. d. Kerosene lamps hurt Evans’ eyes. e. Recycled materials were used in the lamps. f. People from many countries gave away money. A. d-a-c-e-f-b B. d-f-b-a-e-c C. a-d-f-e-...
and I was your age. On the back cover of their final issue was a photograph of an early morning country road, the kind you might find yourself hitchhiking on if you were so adventurous. Beneath it were the
The clocks on oursmartphonesdo something bizarre twice a year: One day in the spring, they jump ahead an hour, and our alarms go off an hour sooner. We wake up bleary-eyed and confused until we remember what just happened. Afterward, "Daylight Saving Time" becomes the norm for about ei...
Always a frustrating time for all of us. In the Spring we "spring ahead" by moving our clocks ahead one hour. We lose sleep, are tired for a week, and it's always an adjustment to get used to the new time. Plus, we're running around our house changing clocks, alarms, microwave,...
根据“The risk of dying in a house fire is cut in half with working smoke alarms”可知,烟雾报警器会降低火灾的死亡, 故答案是 A。 (2)细节理解题。根据“You may have as little as two minutes to escape (逃离) safely” 可知,故答案是 B。 (3)细节理解题。根据 “Create a fire escape plan...
In 1975, a Scottish company invented a kind of technology called X10. It allows device, such as lights and alarms, to communicate with each other by using radio waves. Of course, 5G network has made smart homes much more sophisticated(复杂) than X10. Perhaps the mos...
Your people were here—your family, your parents, your friends. It was the life you knew. On any given day, all sorts of things could happen—a brush fire under a transmission line could cause a spike in current, a transformer could blow—and then you had to think and act fast. And...