Example sentences of "when a [noun sg] " in BNC.

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1 The presence of these empty spaces can be inferred from the fact that when a polystyrene glass is dissolved in benzene there is a contraction in the total volume .
2 In the last chapter the structure of the tone-unit was introduced and it was explained that when a tonic syllable is followed by a tail , that tail continues and completes the tone begun on the tonic syllable .
3 Even so , he was called upon to sign documents on occasions , as when a conveyance relating to the chapel and its land was prepared in 1805 and his name as witness ( 'John Titford , Cardmaker' ) appears alongside those of John Lacey , shoemaker , Richard Butler , weaver , and James Browning , clothier ; together they form a nice little thumb-nail sketch of the kind of men who were ‘ Chapel ’ rather than ‘ Church ’ at this period .
4 The Staff Guide offers advice on this matter and recommends to staff when a module should need to be double marked .
5 When a module name is first entered into LIFESPAN , it is checked to ensure that the same name has not already been chosen for another module .
6 When a module is first created , its issue number will normally be 1.1A .
7 When a module is subsequently brought online it is a non-destructive read from the offline storage .
8 These actions are then triggered when a module enters that state .
9 If LIFESPAN does not find the QAO log file it will create another when a QAO log is actioned for the module .
10 The neutrino is produced in the beta decay of nuclei , when a neutron converts into a proton , and an electron .
11 In the standard formation model , millisecond pulsars are formed when a neutron star accretes matter from an evolving companion .
12 This awareness of im-pending disaster was exacerbated in the early seventies when a slump occurred in the property market .
13 As before there were considerations of restricting overall investment to physical availability of materials , and of maintaining leverage over the nationalised industries as part of Keynesian demand management in the economy ( allowing greater expenditure when a slump threatened and reining it in when the economy appeared to be overheating ) .
14 Such a need will arise when a paradigm is threatened by a rival .
15 When a norm is internalized , it is part of a person , automatically expressed in behaviour , rather than regarded in a more detached way as a rule external to the self .
16 A year and a half earlier , she had lost her previous camp home when a shell fired from the Israeli-armed Lebanese Christian enclave to the south hit the roof .
17 When a shell is fired against armour plate , if the shell does not penetrate , then what is known as a ‘ scab ’ , a jagged piece of armour , sometimes becomes detached from the inside or back surface .
18 A fierce tank battle raged in the western approaches to the Bosnian capital Sarajevo and Bosnian radio reported that 18 children had been wounded and one killed when a shell hit their school .
19 We used this door when a ghost came on or went off in a cloud of smoke .
20 In 1958 , Doisneau was photographing a shepherd and his flock when a lorry careered out of control , killing a number of sheep and the shepherd 's two dogs .
21 Within twelve months of taking out a joint policy , a successful businesswoman was killed in her car when a lorry swerved across her path .
22 In a 1951 case , a Mr Gregory was injured when a lorry driven by a Mr Hill knocked him off his motorbike .
23 One HM customer recently tested his ‘ rugged ’ notebook to the limit when a lorry driver reversed a 10-ton truck over it .
24 Moreover , when a lorry can drive up to 600 miles ( 960 km ) on a single tank of fuel , longhaul drivers can avoid paying British diesel taxes by filling up in France .
25 The accident happened when a lorry jack-knifed and rolled on top of a car .
26 The accident happened in a section of roadworks between junctions One and Two of the eastbound M-Fifty in Worcestershire , when a lorry jack-knifed and rolled on top of a car .
27 Three months ago a worker died and another was badly injured when a lorry ploughed into them on the hard shoulder .
28 It appears a smuggling plan went wrong when a lorry driver went on holiday .
29 It began when a lorry carrying drums of paint burst a tyre and went out of control , careering through the central reservation .
30 And then was called back to do the job again when a lorry ran into the restored ironwork .
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