According to the passage, ______ has become the driving force for the development of telephone system?
A.information technologies
B.Internet
C.PC
D.convergence of telecommunications technologies
第1题:
第2题:
When an ICMP redirect is received, which of the following options is the most appropriate to conclude?()
第3题:
drug use
alcohol abuse
abandoning his post
setting fire
第4题:
the number of the people in the work force slowly increases
very few people really lose their original jobs
less and less people are out finding new jobs
the government has taken strong measures to control the unemployment rate
第5题:
how much education one has received
whether one is single or married
how old one’s children are
where one lives
第6题:
drug use
alcohol abuse
abandoning his post
setting fire
第7题:
wider
widest
more widely
most widely
第8题:
Company workers started to dress down about twenty years ago.
Dress-down has become an everyday phenomenon since the early 1990s.
“Dress-down Friday” was first given as a favor from employers.
Many workers want to wear casual clothes to impress people.
第9题:
Transporting goods and people is the most important technology in the history of mankind.
Technology in transporting goods and people has changed human conditions more than anything else.
Technology in spreading information has changed human conditions more than transportation technology.
Technology in spreading information can’t change the economic development of society.
第10题:
Adults giving a lift to teenagers on the highway after 10 p.m.
A teenager driving after midnight with passengers in the car.
Adults driving with three or more teenage passengers late at night.
A teenager getting a lift from a stranger on the highway at midnight.
第11题:
A routing table has changed
The IP address has changed
The system has become a gateway
A hacker is posing a threat to the system
第12题:
They will live happily ever after.
Their marriage is not harmonious.
The couple will adopt children.
They will become schoolteachers.
第13题:
第14题:
Purple loosestrife propagates through an underground system.
Purple loosestrife has even affected the survival of fish.
Purple loosestrife is best eradicated through controlled burning.
Purple loosestrife is sometimes found in urban areas.
Purple loosestrife is found in the wetlands of most states.
第15题:
Buy Nothing Day has become popular in the United States.
Restaurants have a tradition of donating food on holidays.
Girl shops are expected to be closed on Buy Nothing Day.
Children like the idea of Buy Nothing Day best.
第16题:
Food
Chocolate drinks
Potato
Coffee
第17题:
第18题:
Yellow.
Violet.
Red.
White.
第19题:
nervous when faced with difficulties
physically and mentally strained
more capable of Coping with adversity
indifferent, toward what happens to them
第20题:
it may be hard to predict the development of the Internet
the Internet will become an indispensable superhighway
the Internet will be applied more
the Internet will combine cable stations
第21题:
you are patient
you obey all the traffic rules
you don’t cut another car off
you wait in line at a red light
第22题:
Fossil fuels were burned for the first time.
Greater amounts of land were cleared than at any time before.
The average temperature at the Earth’s surface has become 2℃ cooler.
The amount of carbon dioxide in the atmosphere has increased measurably.
第23题:
Food.
Chocolate.
Potato
Coffee.