【題組】77.We know from the passage that with the help of RFID tags,people .(A).will have no trouble get
【題組】78.Passive RFID tags chiefly consist of .(A).scanning devices(B).radio waves(C).batteries(D).chi
【題組】79.Why are some people worried about RFID technology?(A).Because children will be tracked by str
【題組】80.The last paragraph implies that RFID technology .(A).will not be used for such matters as buy
22. During the war there was a serious lack of food. It was not unusual that even the wealthy famili
23. The loss has not yet been accurately, but it is believed to be well beyond a hundred million dol
24. Some parents are just too protective. They want to their kids from every kind of danger, real or
25. Hiking by oneself can be fun and good for health. It may also be good for building.(A) respect(B
26. in our class, when the bell rang and the teacher closed his book, it was a for everyone to stand
27. A)there is less and less coal and oil, scientists are exploring new ways of making use of energy
28. The questionnaire takes ten to fifteen minutes to complete and can be used along with the assess
29. You’d sound a lot more polite if you make a request a question.(A) in search(B)in the form of(C)