Example sentences of "[noun sg] have proved [adj] " in BNC.

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1 And , injecting sludge , the technique has proved feasible on slopes of up to 12deg .
2 In the study of human trisomy 21 oocytes ( 49 ) and mouse XO oocytes ( 50 ) , the technique has proved invaluable in revealing the synaptic configurations present in these abnormal situations .
3 This technique has proved sensitive enough to detect pathological embolic materials such as thrombus , atheroma , and platelet aggregates , and the characteristics of the resulting signal provide information on the size of the embolus .
4 The technique has proved reliable ( Geffen and Caudrey , 1981 ) and has been validated against the assessment of language laterality by means of unilateral ECT ( Geffen , Traub and Stierman , 1978 ) and , in four cases , against the Wada sodium amytal test ( Wale and Geffen , 1981 ) .
5 But today , a year since John McCarthy 's homecoming , their worst dread has proved unfounded .
6 Taking a lead from the US Occupation 's reversal of the substantive operation of the constitution , there are many instances where either reform reversal has taken place , or where constitutional provision has proved ineffective .
7 The level of funding has proved inadequate on several occasions ( Eros and Americana failures in 1983 and Budget Travel in 1984 , for instance ) .
8 As well as enabling the delivery of flexible training programmes to meet the needs of employers and individuals , the National Certificate has proved capable of responding to new education and training initiatives ; for example TVEI and Employment Training ; of providing a basis for access to Higher Education courses ; and of delivering vocational education and curriculum enrichment in schools .
9 So the myths of ministerial accountability , bureaucratic neutrality and administrative anonymity have been preserved even though Parliament has proved incapable of controlling an administrative apparatus whose discretion and influence on public policy has been growing steadily :
10 The requisite mental element in the offences created in this Part has proved troublesome from the outset , and a brief historical excursus is essential to a full explanation of this aspect of the Act .
11 It has just told me that the trial has proved successful and that it will shortly make the address service available nationwide .
12 Licence revenue has proved unreliable as the majority of listeners do not bother to purchase a licence , and radio stations have had to look elsewhere for funds .
13 Even this level of manufacturing investment has proved unsustainable in the recession years of the early 1990s , with the real level of manufacturing investment in 1991 some O.75bn below its 1979 figure .
14 But though the negative aspects of their relationship outweighed its benefits , their association had proved useful .
15 Fenbendazole has proved effective .
16 Any compiler of a catalogue raisonné will have seen and compared all the works listed , or will scruple to state if some work has proved inaccessible .
17 The work has proved valuable in rejecting some paintings which had been previously been attributed to Rembrandt .
18 His work on dreams and symbolism has proved valuable in clinical work .
19 ‘ The approved evidential breath testing device can not be used on this occasion because the calibration check has proved unsatisfactory .
20 So for him the public sector has proved useful and at present he is a non-executive director of the Defence Research Agency Council .
21 Nevertheless , unequivocal evidence for deeper subduction of sediment has proved elusive , and other explanations are possible .
22 The most common complaint , however , was that the projects were n't working ; results had n't turned out as hoped , essential equipment had proved faulty ( or in some eases had n't arrived ) and students were left writing up why their project had n't worked out .
23 In Cowper 's view , then , Leapor was the single natural poet whose work had proved durable .
24 Close ties with a medical publisher had enabled us to monitor early attempts to move from a traditional print-based publishing enterprise to new technologies : laser-disc publication had proved wasteful and made too many demands of staff with no experience in editing or marketing such material , let alone its production ; on-line database publication drawing on the company 's range of printed publications , many of which were in electronic form anyway before imprisonment on paper , proved more compatible with existing operations and more amenable to the skills of existing staff .
25 Reports in late August indicated that while the enforcement of the air exclusion zone had proved effective , there appeared to have been an intensification of the government 's ground campaign against Shia rebels .
26 Anyway , I 'd have been put out if my infallible charm had proved fallible after all ! ’
27 But while the patterns in the net identified by analogical inheritance have proved useful , simpler patterns have also made a difference .
28 For low level administration in feed blocks thiophanate or fenbendazole have proved useful .
29 Experience gained in the design and construction of the CADDIS prototype has proved useful in formulating the content and nature of more advanced work currently being carried out by British Airways .
30 Quantal analysis of excitatory synapses in the hippocampus has proved difficult and has led to contradictory conclusions when applied to long-term potentiation .
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