Example sentences of "it is [adv] known " in BNC.

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1 It is not known exactly how many people die from hypothermia ( ie die ‘ from cold ’ , because their inner body temperature has become dangerously low ) , but thousands of older people do die each winter from cold-related conditions .
2 From there she could have travelled to France or Belgium but it is not known whether she boarded a ferry .
3 It is not known whether all the material will be permanently exhibited , because South Cambridgeshire District is one of the few local authorities in Britain not to have a local museum .
4 It is not known whether there will be a full archaeological investigation of the entire site , or even of a large part of it ; the excavation ends today .
5 Only a three-yard stretch of the theatre has been unearthed , and it is not known whether any more will be excavated .
6 It is not known how many of the people arrested in last Saturday 's protests on the night of East Germany 's 40th anniversary have been freed .
7 As the suspension of a unit trust over a pricing error is unprecedented , it is not known when units can be traded again .
8 The police have improved both their procedures and their training , but it is not known whether social attitudes in general have changed greatly .
9 It is not known who sent the instructions , nor exactly what they were .
10 Although it is not known when he will be able to return to his £350,000-a-year job , he is expected to lead a normal life within three months .
11 It is not known who owned the land around Cosmeston before the Normans came to Wales .
12 It is not known today from the Outer Hebrides , being confined in the British Isles to Skye and Mull .
13 It is not known who wrote these lines .
14 It is not known exactly how he was caught , but there are several theories .
15 It is not known how lithium salts work .
16 It is not known why this occurs in a few animals after strangles infection .
17 It is not known if Mrs Thatcher continues to practise this self-denying ordinance .
18 It is not known whether the original breeding arose from mutation or selection , or , some say , by crossbreeding with perhaps a French breed or the Devon .
19 Damage was also very great in the mustelid samples , but in the one good sample from the pine marten the bones were less modified than in the canid samples , and it is not known at present which pattern is more typical of mustelids .
20 Unfortunately , the Palace had been forced to move to Herne Hill by the time the match against Bob 's old club , Croydon Common , was staged , and it is not known what arrangements were made on the players ' behalf .
21 How much of this gravity low is attributable to the normal clastic sedimentary fill of the basin and how much to the Permian and Triassic salt beds within it is not known .
22 I have consulted the most celebrated authors on comparative anatomy , but do not find any such structures of those parts described ; and as it is not known to you , I may presume that it has not been before taken notice of .
23 They arrived on Christmas Eve 1924 , proving that high-quality electrical test recordings existed at the end of 1924 , although it is not known that any of these survive today .
24 In addition , it is not known how easy it would be to apply these findings to other hospitals where psychiatric training is less adequate and there is a rapid turnover of junior medical staff .
25 It is not known if any of these birds had escaped from collections , but a number of more recent reports certainly relate to such birds and are , therefore , disregarded .
26 He also exhibited in Ulverston and in his diaries talks of preparations for big shows in Manchester and Liverpool , but it is not known if these took place .
27 It is not known whether or not he ever returned to visit his mother during the first few years but it is certainly true that , latterly , he was not back in the county for many years .
28 It is not known who gave him the letter but it was to set him off on the road to fame and fortune .
29 It is not known where the papingo was placed to be shot at but it was probably on top of the old steeple of the parish church ( demolished in 1721 ) or on the roof of the tolbooth which stood in High Street , between the Town 's House and the Cross .
30 It is not known when he died but one hopes that he did not have to endure such a miserable existence for many years .
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