更多"One of the major difficulties of re"的相关试题:
[单项选择]One of the difficulties in carrying out worldwide birth control is that ______.
A. official attitudes to population and birth control vary from country to country
B. different countries have different customs and practices on birth control
C. decreasing birth rate may lead to unemployment in some countries
D. in some countries people think that they enjoy the right to have as many children as they like
[单项选择]The major concerns of General Motors' research laboratory are ______.
[单项选择]Which is NOT one of the difficulties with coffee as a medium
A. It is of sticky and elastic texture.
B. It cannot be used to paint lighter areas.
C. It is difficult to control on paper.
D. It is difficult to preserve.
[单项选择]Strickland pointed out one major advantage of talking binoculars that ______.
A. it is impossible for the enemy to detect them
B. the chance of being detected by the enemy is slim
C. the laser beam they send is too weak to be detected
D. they can only be detected if the detector is near to the forward scout
[单项选择]As an English major student at one of the most famous universities in Chin（）
A. I strongly believe that business English is more practical than other fields.A. a student in English... field
B. a major English student... regions
C. an English major... courses
D. an English student major... sciences
[单项选择]One of the major problems most small businesses encounter today is ______ advertising is often costly and often takes some time to begin working.
A. because
B. that
C. What
D. how
[单项选择]According to the passage, what is one major criticism students often make of published research
A. The research has been done in unimportant fields.
B. The researchers did not adequately establish the relationships involved.
C. The researchers failed to provide an appropriate summary.
D. The research has not been written in an interesting way.
[单项选择]According to the passage, what is one major component of Jupiter
A. Hydrogen cyanide.
B. Methyl cyanide.
C. Hydrogen.
D. Ammonia.
[单项选择]One major difference between the look-say method of learning reading and the phonics method is ________.
A. look-say is simpler
B. Phonics takes longer to learn
C. look-say is easier to teach
D. phonics gives readers access to far more words
[单项选择]According to the woman, what is one major advantage of the camera
A. It focuses automatically.
B. It has a lot of specialized lenses.
C. It is easy to load.
D. It advances the film automatically.
[单项选择]
Text 1
One of the major problems of nuclear energy is the inability of scientists to discover a safe way to dispose of the radioactive wastes which occur throughout the nuclear process. Many of these wastes remain dangerously active for tens of thousands of years, while others have a life span closer to a quarter of a million years. Various methods have been used to date, but all have revealed weaknesses, forcing scientists to continue their search.
The nuclear process involves several stages, with the danger of radioactivity constantly present. Fuel for nuclear reactors comes from uranium ore, which, when mined,, spontaneously produces radioactive substances as byproducts. This characteristic of uranium ore went undetected for a long time resulting in the death, due to cancer, of hundreds of uranium miners.
The United States attempted to bury much of its radioactive waste material in containers made of steel covered in concrete and capable of holdi
A. it produces radioactive substances after it is dug out
B. it has caused deaths of many miners
C. the mining of it produces dangerous by-products
D. there is a problem in mining techniques
[单项选择]
One of the most important results of research into ageing has been to pinpoint the significance of short-term memory. This faculty is easily (1) as ageing advances. What seems to (2) is that in formation is received by the brain, (3) scans it for meaning in order to decode it at some future time. It looks as if the actual (4) of the short-term memory itself may not change too much (5) age. A young man and a man in his late fifties may (6) be able to remember and repeat a(n) (7) of eight numbers recited to them. But what (8) change is that when the older man is asked to re member anything (9) between the time he is first given the numbers to memorise and the time he is asked to (10) them, he will be much less likely to remember the (11) numbers than the young man. This is because the scanning stage is more easily (12) by other activities in (13) people.
In (14) living one expe
A. up
B. for
C. at
D. over
