Example sentences of "[vb base] at [adj] interval " in BNC.

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1 Throughout the Student 's Book , 12 units called ‘ Everyday Conversation ’ appear at regular intervals .
2 When you 're keen to push something through , summarise at regular intervals : ‘ So are we at the point where we 've got agreement over this ? ’ or ‘ Can I ask if we all accept that more money is needed ? ’
3 He may be required to report to a particular individual or place at regular intervals as part of a monitoring process .
4 He had been trying to put inorganic chemistry into an intelligible form for his students at the University of St Petersburg , when ( in common with various contemporaries in various countries ) he realized that if the elements are set out in order of increasing atomic weight , they display periodicity : similar elements recur at regular intervals .
5 Eat at regular intervals
6 Exhibitions change at frequent intervals and smaller shows , normally of local work , can be seen in the Gilbey Bar .
7 Then you ring Dial-A-Ticket ( 0532–710710 ) which is generally engaged , so you re-dial at frequent intervals till you get through to a recorded ticket office girl blotering on about similar information .
8 25 The warning lights on two shipping buoys flash at fixed intervals of time .
9 Three more follow at daily intervals .
10 the two interpretations were combined in late antiquity by the Stoics , who believed that , when the heavenly bodies return at fixed intervals of time to the same relative positions as they had at the beginning of the world , everything would be restored just as it was before and the entire cycle would be renewed in every detail .
11 However , she had recovered manfully from this shock and though infirm in leg , nevertheless flexed her ample arm easily enough to lift the immense tea-pot and replenish at frequent intervals the capable-looking tea-cups .
12 summarize at frequent intervals
13 Most LDCs experience at regular intervals external current account ( deficit ) problems due to a lack of diversified exports and/or deteriorating terms of trade because many obtain more than 50 per cent of their export earnings from one or two products , e.g. Zambia regularly obtains over 90 per cent of its foreign exchange earnings from copper .
14 Nor should my observation imply that the book lacks ‘ added value ’ although the facts and arguments that are recognizably new occur at uneven intervals , being sometimes sparse and sometimes dense .
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