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问题：单选题Which of the following can serve as the best title of this passage?A The Prefix Mach.B The Speed of Sound.C The Frequency of Sound.D The Intensity of Sound....
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问题：单选题What caused the roast turkey to drop onto the door?A The backward movement of the door.B The son’s hasty behavior.C Someone happened to be at the door.D The bird raised by the family....
问题：单选题The estimates in Economic Outlookshow that in rich countries ______.A heavy industry becomes more energy-intensiveB income loss mainly results from fluctuating crude oil pricesC manufacturing industry has been seriously squeezedD oil price changes have...
问题：单选题Human ingenuity was initially demonstrated in ______.A the use of machines to produce science fictionB the wide use of machines in manufacturing industryC the invention of tools for difficult and dangerous workD the elite’s cunning tackling of dangerou...
问题：问答题A review of cell phone studies commissioned by the Swedish Radiation Protection Authority has found no “consistent evidence” of an increased risk of cancer from usage, the agency said.Studies have differed on whether the use of mobile phones increases ...
问题：单选题Seed is a physicist, which means that he studies______.A human bodyB medicineC surgeryD physics...
问题：问答题Напишите сочинение на тему 《Здоровья человека》....
问题：单选题Sound is audible to human beings only if the frequency is______.A fewer than about 20 vibrations per secondB more than about 20,000 vibrations per secondC about in a range of 20 to 20,000 vibrations per secondD 120 vibrations per second...
问题：问答题Tomorrow is Tuesday, I’ll spend five minutes warming up on the Versa-Climber. Then I’ll do 30 minutes on a stair mill. On Wednesday a personal trainer will work me like a farm animal for an hour. Thursday is “body wedge” class, which involves another e...
问题：单选题According to the text, what is beyond man’s ability now is to design a robot that can ______.A fulfill delicate tasks like performing brain surgeryB interact with human beings verballyC have a little common senseD respond independently to a changing wo...
问题：问答题In the early to mid-1990s, up to 80% of all Internet traffic was adult-related. Even today, the adult-entertainment industry still drives the Internet, with profit margins of 30% or more, even though they have no off-line revenue stream generated by ma...
问题：单选题According to the passage, which of the following is true?A People in allocations are unwilling to conform to a general pattern.B Conformity is a special characteristic of business.C Businessmen are all original thinkers.D Businessmen are provided with ...
问题：问答题Directions: You have taken a message from a phone call for your roommate Sun Fei, who is supposed to be back later to go to a movie with you tonight. Now you have to leave to attend to some urgent business. Write a note to your roommate to tell her ab...
问题：单选题The estimates in Economic Outlook show that in rich countries ______.A heavy industry becomes more energy-intensiveB income loss mainly results from fluctuating crude oil pricesC manufacturing industry has been seriously squeezedD oil price changes hav...
问题：单选题The word “gizmos” (line 1, paragraph 2) most probably means ______.A programsB expertsC devicesD creatures...
问题：单选题From the context, we may guess that the word “squabble” means______.A accidentB mealC jokeD quarrel...
问题：问答题[A] To start, states that gain approval to measure student growth will also be required to chart progress the old way, comparing this year’s students with those of last year’s. The Education Department wants to see that data to help determine whether c...
问题：问答题Directions: You are planning to study abroad. Write a letter of inquiry to （1） give your brief personal information; （2） ask for the terms of admission into that university; （3） ask for the possibility of getting a scholarship. You should write ab...
问题：单选题What does the author feel about the vanishing languages throughout the world?A Concerned.B Indifferent.C Pleased.D Sympathetic....
