更多"A prestigious medical group is conc"的相关试题:
[单项选择]A prestigious medical group is concerned that most medical devices are cleared for sale without evidence that they are safe and effective. That should give everyone pause. A panel of experts assembled by the Institute of Medicine found the current regulatory approach is so defective that it called for it to be abandoned and replaced with a system better designed to protect the public’s health.
The committee found no reason to believe that any devices on the market are unsafe or ineffective; it said their use in clinical practice provides at least some level of confidence. But it threw up its hands and said it had no way to determine which, if any, devices might be risky because there is virtually no data to rely on.
That’s because only the highest-risk devices, such as implantable defibrillators (心脏除颤器) and replacement heart valves (瓣膜), undergo clinical trials in patients to show that they are safe and effective. Devices deemed only a "moderate risk" are cleared if the manuf
A. proves that they are safe and effective
B. shows that they may be of some use
C. makes their producers feel confident
D. persuades more people to use them
[填空题]As far as a fire’s behavior is concerned, the most unpredictable factor is ______.
[单项选择]Cannes Film Festival, the most prestigious motion picture festival in the world, held each May in the resort city of Cannes, in southeast France.
A. prestigious
B. held
C. resort
D. in
[填空题]As the most prestigious football player in the world,________________________ (据说他牵扯进一桩商业丑闻).
[单项选择]What is the woman most concerned about
A. Hot weather,
B. Being delayed.
C. Catching the bus.
D. Living well.
[简答题]The heads of some of Russia’s most prestigious educational establishments yesterday admitted that students use surrogates (代理人) to gain entry to top institutes, whose qualifications are a passport to lucrative jobs.
The surrogate students are only the latest symptom of an epidemic of corruption that has gripped the Russian higher education system. A report published this week by the Ministry of Education and Moscow’s Higher School of Economics (HSE) showed that more than $300m was paid in bribes to enter the country’s educational establishments last year. A direct bribe to lecturers to enter an institution can be up to $30000 for a top law faculty, the HSE estimates.
"In our school alone this spring we caught four impostors who were attempting to sit the entrance tests in place of others, " said Grigory Kantorovich, deputy head of the HSE. "Those were not isolated cases; it’s a whole, specialised business. "
Such corruption is multiplied by a burgeoning market in coursew
[多项选择]Introduction: Advances in medical science—the most important achieve ments made in the twentieth century
1. Development of vaccines and antibiotics
2. Discoveries of new diagnosis methods
3. Advent of genetic engineering, a new branch of biology
Concluding remarks: Even greater wonders to be wrought in the 21st century
[填空题]They go to one of the world’s most prestigious universities and pride themselves on their (36) intellect but almost half of Cambridge students admit they are not immune from the temptation to cheat and (37) essays they find on Google, a survey suggests.
The results of an anonymous online poll of more than 1,000 students (38) by the student newspaper Varsity found that (49) percent of undergraduates pass other people’s work off as their own at some point during their university (39) . Only 5 percent said they had (40) been caught plagiarising (剽窃).
Academics in universities across the country have been (41) by their peers of turning a blind eye to the practice to (42) their institutions climb national and international rankings.
One student told Varsity: "Sometimes, when I am really fed up, I Google the essay title, copy and throw everything on to a blank word (43)
