Example sentences of "is [verb] by several [noun] " in BNC.

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1 Assume also that each module is taught by several lecturers ; each lecturer teaches one module ; each student takes several modules ; and each student has only one lecturer for a given module .
2 This aspect of Medau is taught by several teachers and through Lucy 's video and book Medau : The Art of Energy , released in 1991 , a wider section of the public has become aware of the benefits of Medau movement .
3 The cave in which , close to despair , he is said to have won fresh heart after seeing a spider succeed in securing a thread of its web after several failed attempts , is claimed by several localities .
4 Madonna is reported by several South American news agencies as saying : ‘ I am not afraid of anything .
5 However , the degree to which the maintenance behaviour is absorbed by several people appears to depend on the strength of the task-oriented actor(s) ; that is , if the group is dominated by one person , then , to restore balance to the group , most other members , for reasons which are difficult to understand , may adopt a consensus-seeking , team-building posture .
6 The centenary of Ivon Hitchens ' birth is commemorated by several exhibitions of his work .
7 Acid secretion by gastric parietal cells is regulated by several receptor mediated neurohumoral agonists including histamine , which increases the intracellular concentrations of both cAMP and Ca 2 + .
8 Intestinal NaCl absorption is regulated by several hormones and neurotransmitters .
9 " Our legislation is copied by several countries but it is not effective because of an institutional weakness and , sometimes , lack of political will " , he declared .
10 But this turnover is so extraordinarily slow that each grain could only have been exposed during the last 4600 Ma for a total time much less than a million years thus requiring considerably higher cosmic-ray intensities in the past , which though possible is thought by several scientists to be unlikely .
11 The results presented above demonstrate that the specificity of the oligonucleotide-protein complexes is mediated by several guanines which methylation inhibits complex formation ( Fig. 4A ) .
12 That this is the case is exemplified by several works of fantasy and science fiction .
13 Close to the Grand Canal and offering some splendid views , the apartment is reached by several flights of stairs .
14 The idea is supported by several Vice-chancellors and Directors of polytechnics , and the government is attracted to vouchers because such a system would encourage competition among higher education institutions , making them more responsive to the demands of students .
15 The rate of healing is influenced by several factors :
16 The failure to properly research and understand older consumers is illustrated by several attempts to introduce promotions based on the American experience of discount-trading linked to a magazine .
17 The show evolved out of a seminar on Bernhard Hoetger , an artist who is represented by several works .
18 The second category is represented by several sites with some form of official or cultural focus .
19 Quinn is represented by several heads of historical figures , modelled in bread and cast in bronze or lead ; ‘ Self ’ , the celebrated self-portrait created from eight pints of the artist 's own blood and displayed in a refrigeration unit ; and ‘ You take my breath away ’ , an empty latex cast of the artist 's body suspended from the ceiling like the skin of St Bartholomew .
20 The agony of An Outcast of the Islands is heightened by several occasions when the meeting of eyes between those who have been in love is one of terrifying intensity .
21 Thus , the metastability of biliary cholesterol is modulated by several factors such as biliary lipid composition , total lipid concentration , biliary protein , and the presence of stable/unstable vesicles .
22 THE case for believing the letter may be genuine is backed by several facts .
23 The form of a volcano is controlled by several variables .
24 This is controlled by several hormones , particularly growth hormone ( in both sexes ) and testosterone ( mainly in men ) .
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