Example sentences of "and once a " in BNC.
Next page| No | Sentence |
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| 1 | For a skilled operator it is faster and easier to produce a new drawing , and once a drawing is on file , making changes and producing updated versions becomes much more efficient . |
| 2 | If danger threatens powerful muscles can snap the valves tightly shut , and once a bivalve has closed itself in this way it can be very difficult to force it open — it has ‘ clammed ’ up . |
| 3 | But I discard that idea , for the water is too shallow over the sand and once a fish is hooked the fishing would be finished for a long time while the rest of the shoal got over the scare . |
| 4 | But they could be seriously jeopardised by the Zambian and Zimbabwean proposal because there is no adequate system for marking skins , and once a pelt has reached the fur markets of Frankfurt , London or New York there is no realistic way of knowing where it came from . |
| 5 | A series is in course of production and implementation in both areas , and once a programme is introduced in Class I this is the beginning of a seven year ride which can not be slowed down or stopped . |
| 6 | And once a choice has been made , this , in itself , imposes constraints . |
| 7 | The tube can be lowered into the tank and once a syphon has been made , the tube picks up gravel and agitates it and once you apply your thumb to the end of the hose , the gravel falls back to the bottom , leaving you with clean substrate and a bucketful of dirty water . |
| 8 | and once a repair has been carried out , the wall will dry out . |
| 9 | On HP the aircraft is yours at once , and once a specified sum has been paid to the finance company , the finance company must go to court to reclaim the balance if you can no longer keep up the payments . |
| 10 | Some schools abuse us and once a kid 's in , they leave them here — but if I think a school understands us then I 'll fit in with them . |
| 11 | And once a flaw has appeared , it tends to be copied as subsequent layers of crystal encrust themselves on top of it . |